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SUPREME COURT OF THE UNITED STATES
_________________
No. 12–398
_________________
ASSOCIATION FOR MOLECULAR PATHOLOGY,
et al., PETITIONERS
v. MYRIAD GENETICS, INC.,
et al.
on writ of certiorari to the united states
court of appeals for the federal circuit
[June 13, 2013]
Justice Thomas delivered the opinion of the
Court.
Respondent Myriad Genetics, Inc. (Myriad),
discovered the precise location and sequence of two human genes,
mutations of which can substantially increase the risks of breast
and ovarian cancer. Myriad obtained a number of patents based upon
its discovery. This case involves claims from three of them and
requires us to resolve whether a naturally occurring segment of
deoxyribonucleic acid (DNA) is patent eligible under 35
U. S. C. §101 by virtue of its isolation from the rest of
the human genome. We also address the patent eligibility of
synthetically created DNA known as complementary DNA (cDNA), which
contains the same protein-coding information found in a segment of
natural DNA but omits portions within the DNA segment that do not
code for proteins. For the reasons that follow, we hold that a
naturally occurring DNA segment is a product of nature and not
patent eligible merely because it has been isolated, but that cDNA
is patent eligible because it is not naturally occurring. We,
therefore, affirm in part and reverse in part the decision of the
United States Court of Appeals for the Federal Circuit.
I
A
Genes form the basis for hereditary traits in
living organisms. See generally
Association for Molecular
Pathology v.
United States Patent and Trademark Office,
702 F. Supp. 2d 181, 192–211 (SDNY 2010). The human ge- nome
consists of approximately 22,000 genes packed into 23 pairs of
chromosomes. Each gene is encoded as DNA, which takes the shape of
the familiar “double helix” that Doctors James Watson and Francis
Crick first described in 1953. Each “cross-bar” in the DNA helix
consists of two chemically joined nucleotides. The possible
nucleotides are adenine (A), thymine (T), cytosine (C), and guanine
(G), each of which binds naturally with another nucleotide: A pairs
with T; C pairs with G. The nucleotide cross-bars are chemically
connected to a sugar-phosphate backbone that forms the outside
framework of the DNA helix. Sequences of DNA nucleotides contain
the information necessary to create strings of amino acids, which
in turn are used in the body to build proteins. Only some DNA
nucleotides, however, code for amino acids; these nucleotides are
known as “exons.” Nucleotides that do not code for amino acids, in
contrast, are known as “introns.”
Creation of proteins from DNA involves two
principal steps, known as transcription and translation. In
transcription, the bonds between DNA nucleotides separate, and the
DNA helix unwinds into two single strands. A single strand is used
as a template to create a complementary ribonucleic acid (RNA)
strand. The nucleotides on the DNA strand pair naturally with their
counterparts, with the exception that RNA uses the nucleotide base
uracil (U) instead of thymine (T). Transcription results in a
single strand RNA molecule, known as pre-RNA, whose nucleotides
form an inverse image of the DNA strand from which it was created.
Pre-RNA still contains nucleotides corresponding to both the exons
and introns in the DNA molecule. The pre-RNA is then naturally
“spliced” by the physical removal of the introns. The resulting
product is a strand of RNA that contains nucleotides corresponding
only to the exons from the original DNA strand. The exons-only
strand is known as messenger RNA (mRNA), which creates amino acids
through translation. In translation, cellular structures known as
ribosomes read each set of three nucleotides, known as codons, in
the mRNA. Each codon either tells the ribosomes which of the 20
possible amino acids to synthesize or provides a stop signal that
ends amino acid production.
DNA’s informational sequences and the processes
that create mRNA, amino acids, and proteins occur naturally within
cells. Scientists can, however, extract DNA from cells using well
known laboratory methods. These methods allow scientists to isolate
specific segments of DNA—for instance, a particular gene or part of
a gene—which can then be further studied, manipulated, or used. It
is also possible to create DNA synthetically through processes
similarly well known in the field of genetics. One such method
begins with an mRNA molecule and uses the natural bonding
properties of nucleotides to create a new, synthetic DNA molecule.
The result is the inverse of the mRNA’s inverse image of the
original DNA, with one important distinction: Because the natural
creation of mRNA involves splicing that removes introns, the
synthetic DNA created from mRNA also contains only the exon
sequences. This synthetic DNA created in the laboratory from mRNA
is known as complementary DNA (cDNA).
Changes in the genetic sequence are called
mutations. Mutations can be as small as the alteration of a single
nucleotide—a change affecting only one letter in the genetic code.
Such small-scale changes can produce an entirely different amino
acid or can end protein production altogether. Large changes,
involving the deletion, rearrangement, or duplication of hundreds
or even millions of nu- cleotides, can result in the elimination,
misplacement, or duplication of entire genes. Some mutations are
harmless, but others can cause disease or increase the risk of
disease. As a result, the study of genetics can lead to valu- able
medical breakthroughs.
B
This case involves patents filed by Myriad
after it made one such medical breakthrough. Myriad discovered the
precise location and sequence of what are now known as the BRCA1
and BRCA2 genes. Mutations in these genes can dramatically increase
an individual’s risk of developing breast and ovarian cancer. The
average American woman has a 12- to 13-percent risk of developing
breast cancer, but for women with certain genetic mutations, the
risk can range between 50 and 80 percent for breast cancer and
between 20 and 50 percent for ovarian cancer. Before Myriad’s
discovery of the BRCA1 and BRCA2 genes, scientists knew that
heredity played a role in establishing a woman’s risk of developing
breast and ovarian cancer, but they did not know which genes were
associated with those cancers.
Myriad identified the exact location of the
BRCA1 and BRCA2 genes on chromosomes 17 and 13. Chromosome 17 has
approximately 80 million nucleotides, and chro- mosome 13 has
approximately 114 million.
Association for Molecular
Pathology v.
United States Patent and Trademark Office,
689 F.3d 1303, 1328 (CA Fed. 2012). Within those chromosomes, the
BRCA1 and BRCA2 genes are each about 80,000 nucleotides long. If
just exons are counted, the BRCA1 gene is only about 5,500
nucleotides long; for the BRCA2 gene, that number is about 10,200.
Ibid. Knowledge of the location of the BRCA1 and BRCA2 genes
allowed Myriad to determine their typical nucleotide
sequence.[
1] That information,
in turn, enabled Myriad to develop medical tests that are useful
for detecting mutations in a patient’s BRCA1 and BRCA2 genes and
thereby assessing whether the patient has an increased risk of
cancer.
Once it found the location and sequence of the
BRCA1 and BRCA2 genes, Myriad sought and obtained a number of
patents. Nine composition claims from three of those patents are at
issue in this case.[
2] See
id., at 1309, and n. 1 (noting composition claims).
Claims 1, 2, 5, and 6 from the ’282 patent are representative. The
first claim asserts a patent on “[a]n isolated DNA coding for a
BRCA1 polypeptide,” which has “the amino acid sequence set forth in
SEQ ID NO:2.” App. 822. SEQ ID NO:2 sets forth a list of 1,863
amino acids that the typical BRCA1 gene encodes. See
id., at
785–790. Put differently, claim 1 asserts a patent claim on the DNA
code that tells a cell to produce the string of BRCA1 amino acids
listed in SEQ ID NO:2.
Claim 2 of the ’282 patent operates similarly.
It claims “[t]he isolated DNA of claim 1, wherein said DNA has the
nucleotide sequence set forth in SEQ ID NO:1.”
Id., at 822.
Like SEQ ID NO:2, SEQ ID NO:1 sets forth a long list of data, in
this instance the sequence of cDNA that codes for the BRCA1 amino
acids listed in claim 1. Importantly, SEQ ID NO:1 lists only the
cDNA exons in the BRCA1 gene, rather than a full DNA sequence
contain- ing both exons and introns. See
id., at 779
(stating that SEQ ID NO:1’s “MOLECULE TYPE:” is “cDNA”). As a re-
sult, the Federal Circuit recognized that claim 2 asserts a patent
on the cDNA nucleotide sequence listed in SEQ ID NO:1, which codes
for the typical BRCA1 gene. 689 F. 3d, at 1326, n. 9;
id., at 1337 (Moore, J., concurring in part);
id., at
1356 (Bryson, J., concurring in part and dissenting in part).
Claim 5 of the ’282 patent claims a subset of
the data in claim 1. In particular, it claims “[a]n isolated DNA
having at least 15 nucleotides of the DNA of claim 1.” App. 822.
The practical effect of claim 5 is to assert a patent on any series
of 15 nucleotides that exist in the typical BRCA1 gene. Because the
BRCA1 gene is thousands of nucleotides long, even BRCA1 genes with
substantial mutations are likely to contain at least one segment of
15 nucleotides that correspond to the typical BRCA1 gene.
Similarly, claim 6 of the ’282 patent claims “[a]n isolated DNA
having at least 15 nucleotides of the DNA of claim 2.”
Ibid.
This claim operates similarly to claim 5, except that it references
the cDNA-based claim 2. The remaining claims at issue are similar,
though several list common mutations rather than typical BRCA1 and
BRCA2 sequences. See
ibid. (claim 7 of the ’282 patent);
id., at 930 (claim 1 of the ’473 patent);
id., at
1028 (claims 1, 6, and 7 of the ’492 patent).
C
Myriad’s patents would, if valid, give it the
exclusive right to isolate an individual’s BRCA1 and BRCA2 genes
(or any strand of 15 or more nucleotides within the genes) by
breaking the covalent bonds that connect the DNA to the rest of the
individual’s genome. The patents would also give Myriad the
exclusive right to synthetically create BRCA cDNA. In Myriad’s
view, manipulating BRCA DNA in either of these fashions triggers
its “right to exclude others from making” its patented composition
of matter under the Patent Act. 35 U. S. C. §154(a)(1);
see also §271(a) (“[W]hoever without authority makes
. . . any patented invention . . . infringes
the patent”).
But isolation is necessary to conduct genetic
testing, and Myriad was not the only entity to offer BRCA testing
after it discovered the genes. The University of Pennsylvania’s
Genetic Diagnostic Laboratory (GDL) and others provided genetic
testing services to women. Petitioner Dr. Harry Ostrer, then a
researcher at New York University School of Medicine, routinely
sent his patients’ DNA samples to GDL for testing. After learning
of GDL’s testing and Ostrer’s activities, Myriad sent letters to
them asserting that the genetic testing infringed Myriad’s patents.
App. 94–95 (Ostrer letter). In response, GDL agreed to stop testing
and informed Ostrer that it would no longer accept patient samples.
Myriad also filed patent infringement suits against other entities
that performed BRCA testing, resulting in settlements in which the
defendants agreed to cease all allegedly infringing activity. 689
F. 3d, at 1315. Myriad, thus, solidified its position as the
only entity providing BRCA testing.
Some years later, petitioner Ostrer, along with
medical patients, advocacy groups, and other doctors, filed this
lawsuit seeking a declaration that Myriad’s patents are invalid
under 35 U. S. C. §101. 702 F. Supp. 2d, at 186.
Citing this Court’s decision in
MedImmune, Inc. v.
Genentech, Inc.,
549 U.S.
118 (2007), the District Court denied Myriad’s motion to
dismiss for lack of standing.
Association for Molecular
Pathology v.
United States Patent and Trademark Office,
669 F. Supp. 2d 365, 385–392 (SDNY 2009). The District Court then
granted summary judgment to petitioners on the composition claims
at issue in this case based on its conclusion that Myriad’s claims,
including claims related to cDNA, were invalid because they covered
products of nature. 702 F. Supp. 2d, at 220–237. The Federal
Circuit reversed,
Association for Molecular Pathology v.
United States Patent and Trademark Office, 653 F.3d 1329
(2011), and this Court granted the petition for certiorari, vacated
the judgment, and re- manded the case in light of
Mayo
Collaborative Services v.
Prometheus Laboratories, Inc.,
566 U. S. ___ (2012). See
Association for Molecular
Pathology v.
Myriad Genetics, Inc., 566 U. S. ___
(2012).
On remand, the Federal Circuit affirmed the
District Court in part and reversed in part, with each member of
the panel writing separately. All three judges agreed that only
petitioner Ostrer had standing. They reasoned that Myriad’s actions
against him and his stated ability and willingness to begin BRCA1
and BRCA2 testing if Myr- iad’s patents were invalidated were
sufficient for Article III standing. 689 F. 3d, at 1323;
id., at 1337 (opinion of Moore, J.);
id., at 1348
(opinion of Bryson, J.).
With respect to the merits, the court held that
both isolated DNA and cDNA were patent eligible under §101. The
central dispute among the panel members was whether the act of
isolating DNA—separating a specific gene or sequence of
nucleotides from the rest of the chromosome—is an inventive act
that entitles the individual who first isolates it to a patent.
Each of the judges on the panel had a different view on that
question. Judges Lourie and Moore agreed that Myriad’s claims were
patent eligible under §101 but disagreed on the rationale. Judge
Lourie relied on the fact that the entire DNA molecule is held
together by chemical bonds and that the covalent bonds at both ends
of the segment must be severed in order to isolate segments of DNA.
This process technically creates new molecules with unique chemical
compositions. See
id., at 1328 (“Isolated DNA
. . . is a free-standing portion of a larger, natural DNA
molecule. Isolated DNA has been cleaved (
i.e., had covalent
bonds in its backbone chemically severed) or synthesized to consist
of just a fraction of a naturally occurring DNA molecule”). Judge
Lourie found this chemical alteration to be dispositive, because
isolating a particular strand of DNA creates a nonnaturally
occurring molecule, even though the chemical alteration does not
change the information-transmitting quality of the DNA. See
id., at 1330 (“The claimed isolated DNA molecules are
distinct from their natural existence as portions of larger
entities, and their informational content is irrelevant to that
fact. We recognize that biologists may think of molecules in terms
of their uses, but genes are in fact materials having a chemical
nature”). Accordingly, he rejected petitioners’ argument that
isolated DNA was ineligible for patent protection as a product of
nature.
Judge Moore concurred in part but did not rely
exclusively on Judge Lourie’s conclusion that chemically breaking
covalent bonds was sufficient to render isolated DNA patent
eligible.
Id., at 1341 (“To the extent the majority rests
its conclusion on the chemical differences between [naturally
occurring] and isolated DNA (breaking the covalent bonds), I cannot
agree that this is sufficient to hold that the claims to human
genes are directed to patentable subject matter”). Instead, Judge
Moore also relied on the United States Patent and Trademark
Office’s (PTO) practice of granting such patents and on the
reliance interests of patent holders.
Id., at 1343. However,
she acknowledged that her vote might have come out differently if
she “were deciding this case on a blank canvas.”
Ibid.
Finally, Judge Bryson concurred in part and
dissented in part, concluding that isolated DNA is not patent eli-
gible. As an initial matter, he emphasized that the breaking of
chemical bonds was not dispositive: “[T]here is no magic to a
chemical bond that requires us to recognize a new prod- uct when a
chemical bond is created or broken.”
Id., at 1351. Instead,
he relied on the fact that “[t]he nucleotide sequences of the
claimed molecules are the same as the nucleotide sequences found in
naturally occurring human genes.”
Id., at 1355. Judge Bryson
then concluded that genetic “structural similarity dwarfs the
significance of the structural differences between isolated DNA and
naturally occurring DNA, especially where the structural
differences are merely ancillary to the breaking of covalent bonds,
a process that is itself not inventive.”
Ibid. More- over,
Judge Bryson gave no weight to the PTO’s position on patentability
because of the Federal Circuit’s position that “the PTO lacks
substantive rulemaking authority as to issues such as
patentability.”
Id., at 1357.
Although the judges expressed different views
concerning the patentability of isolated DNA, all three agreed that
patent claims relating to cDNA met the patent eligibility
requirements of §101.
Id., at 1326, and n. 9
(recognizing that some patent claims are limited to cDNA and that
such claims are patent eligible under §101);
id., at 1337
(Moore, J., concurring in part);
id., at 1356 (Bryson, J.,
concurring in part and dissenting in part) (“cDNA cannot be
isolated from nature, but instead must be created in the laboratory
. . . because the introns that are found in the native
gene are removed from the cDNA segment”).[
3] We granted certiorari. 568 U. S. ___
(2012).
II
A
Section 101 of the Patent Act provides:
“Whoever invents or discovers any new and
useful . . . composition of matter, or any new and useful
improvement thereof, may obtain a patent therefor, subject to the
conditions and requirements of this title.” 35 U. S. C.
§101.
We have “long held that this provision contains
an important implicit exception[:] Laws of nature, natural
phenomena, and abstract ideas are not patentable.”
Mayo, 566
U. S., at ___ (slip op., at 1) (internal quotation marks and
brackets omitted). Rather, “ ‘they are the basic tools of
scientific and technological work’ ” that lie beyond the
domain of patent protection.
Id., at ___ (slip op., at 2).
As the Court has explained, without this exception, there would be
considerable danger that the grant of patents would “tie up” the
use of such tools and thereby “inhibit future innovation premised
upon them.”
Id., at ___ (slip op., at 17). This would be at
odds with the very point of patents, which exist to promote
creation.
Diamond v.
Chakrabarty,
447 U.S.
303, 309 (1980) (Products of nature are not created, and
“ ‘manifestations . . . of nature [are] free to all
men and reserved exclusively to none’ ”).
The rule against patents on naturally occurring
things is not without limits, however, for “all inventions at some
level embody, use, reflect, rest upon, or apply laws of nature,
natural phenomena, or abstract ideas,” and “too broad an
interpretation of this exclusionary principle could eviscerate
patent law.” 566 U. S., at ___ (slip op., at 2). As we have
recognized before, patent protection strikes a delicate balance
between creating “incentives that lead to creation, invention, and
discovery” and “imped[ing] the flow of information that might
permit, indeed spur, in- vention.”
Id., at ___ (slip op., at
23). We must apply this well-established standard to determine
whether Myr- iad’s patents claim any “new and useful
. . . composition of matter,” §101, or instead claim
naturally occurring phenomena.
B
It is undisputed that Myriad did not create or
alter any of the genetic information encoded in the BRCA1 and BRCA2
genes. The location and order of the nucleotides existed in nature
before Myriad found them. Nor did Myr- iad create or alter the
genetic structure of DNA. In- stead, Myriad’s principal
contribution was uncovering the precise location and genetic
sequence of the BRCA1 and BRCA2 genes within chromosomes 17 and 13.
The question is whether this renders the genes patentable.
Myriad recognizes that our decision in
Chakrabarty is central to this inquiry. Brief for
Respondents 14, 23–27. In
Chakrabarty, scientists added four
plasmids to a bacterium, which enabled it to break down various
components of crude oil. 447 U. S., at 305, and n. 1. The
Court held that the modified bacterium was patentable. It explained
that the patent claim was “not to a hitherto unknown natural
phenomenon, but to a nonnaturally occurring manufacture or
composition of matter—a product of human ingenuity ‘having a
distinctive name, character [and] use.’ ”
Id., at
309–310 (quoting
Hartranft v.
Wiegmann,
121 U.S.
609, 615 (1887); alteration in original). The
Chakrabarty bacterium was new “with markedly different
characteristics from any found in nature,” 447 U. S., at 310,
due to the additional plasmids and resultant “capac- ity for
degrading oil.”
Id., at 305, n. 1. In this case, by
contrast, Myriad did not create anything. To be sure, it found an
important and useful gene, but separating that gene from its
surrounding genetic material is not an act of invention.
Groundbreaking, innovative, or even brilliant
discovery does not by itself satisfy the §101 inquiry. In
Funk
Brothers Seed Co. v.
Kalo Inoculant Co.,
333 U.S.
127 (1948), this Court considered a composition patent that
claimed a mixture of naturally occurring strains of bacteria that
helped leguminous plants take nitrogen from the air and fix it in
the soil.
Id., at 128–129. The ability of the bacteria to
fix nitrogen was well known, and farmers commonly “inoculated”
their crops with them to improve soil nitrogen levels. But farmers
could not use the same inoculant for all crops, both because plants
use different bacteria and because certain bacteria inhibit each
other.
Id., at 129–130. Upon learning that several
nitrogen-fixing bacteria did not inhibit each other, however, the
patent applicant combined them into a single inoculant and obtained
a patent.
Id., at 130. The Court held that the composition
was not patent eligible because the patent holder did not alter the
bacteria in any way.
Id., at 132 (“There is no way in which
we could call [the bacteria mixture a product of invention] unless
we borrowed invention from the discovery of the natural principle
itself”). His patent claim thus fell squarely within the law of
nature exception. So do Myriad’s. Myriad found the location of the
BRCA1 and BRCA2 genes, but that discovery, by itself, does not
render the BRCA genes “new . . . composition[s] of
matter,” §101, that are patent eligible.
Indeed, Myriad’s patent descriptions highlight
the problem with its claims. For example, a section of the ’282
patent’s Detailed Description of the Invention indicates that
Myriad found the location of a gene associated with increased risk
of breast cancer and identified mutations of that gene that
increase the risk. See App. 748–749.[
4] In subsequent language Myriad explains that the
location of the gene was unknown until Myriad found it among the
approximately eight million nucleotide pairs contained in a subpart
of chromosome 17. See
Ibid.[
5] The ’473 and ’492 patents contain similar language as
well. See
id., at 854, 947. Many of Myriad’s patent
descriptions simply detail the “iterative process” of discovery by
which Myriad narrowed the possible locations for the gene sequences
that it sought.[
6] See,
e.g.,
id., at 750. Myriad seeks to import these
extensive research efforts into the §101 patent-eligibility
inquiry. Brief for Respondents 8–10, 34. But extensive effort alone
is insufficient to satisfy the demands of §101.
Nor are Myriad’s claims saved by the fact that
isolating DNA from the human genome severs chemical bonds and
thereby creates a nonnaturally occurring molecule. Myr- iad’s
claims are simply not expressed in terms of chemical composition,
nor do they rely in any way on the chemi- cal changes that result
from the isolation of a particular section of DNA. Instead, the
claims understandably focus on the genetic information encoded in
the BRCA1 and BRCA2 genes. If the patents depended upon the
creation of a unique molecule, then a would-be infringer could
arguably avoid at least Myriad’s patent claims on entire genes
(such as claims 1 and 2 of the ’282 patent) by isolating a DNA
sequence that included both the BRCA1 or BRCA2 gene and one
additional nucleotide pair. Such a molecule would not be chemically
identical to the molecule “invented” by Myriad. But Myriad
obviously would resist that outcome because its claim is concerned
primarily with the information contained in the genetic
sequence, not with the specific chemical composition of a
particular molecule.
Finally, Myriad argues that the PTO’s past
practice of awarding gene patents is entitled to deference, citing
J. E. M. Ag Supply, Inc. v.
Pioneer
Hi-Bred Int’l, Inc.,
534 U.S.
124 (2001). See Brief for Respondents 35–39, 49–50. We
disagree.
J. E. M. held that new plant breeds were eligible
for utility patents under §101 notwithstanding separate statutes
providing special protections for plants, see 7 U. S. C.
§2321
et seq. (Plant Variety Protection Act); 35
U. S. C. §§161–164 (Plant Patent Act of 1930). After
analyzing the text and structure of the relevant statutes, the
Court mentioned that the Board of Patent Appeals and Interferences
had determined that new plant breeds were patent eligible under
§101 and that Congress had recognized and endorsed that position in
a subsequent Patent Act amendment. 534 U. S., at 144–145
(citing
In re Hibberd, 227 USPQ 443 (1985) and 35
U. S. C. §119(f)). In this case, however, Congress has
not endorsed the views of the PTO in subsequent legislation. While
Myriad relies on Judge Moore’s view that Congress endorsed the
PTO’s position in a single sentence in the Consolidated
Appropriations Act of 2004, see Brief for Respondents 31,
n. 8; 689 F. 3d, at 1346, that Act does not even mention
genes, much less isolated DNA. §634, 118Stat. 101 (“None of the
funds appropriated or otherwise made available under this Act may
be used to issue patents on claims directed to or encompassing a
human organism”).
Further undercutting the PTO’s practice, the
United States argued in the Federal Circuit and in this Court that
isolated DNA was
not patent eligible under §101, Brief for
United States as
Amicus Curiae 20–33, and that the PTO’s
practice was not “a sufficient reason to hold that isolated DNA is
patent-eligible.”
Id., at 26. See also
id., at 28–29.
These concessions weigh against deferring to the PTO’s
determination.[
7]
C
cDNA does not present the same obstacles to
patentability as naturally occurring, isolated DNA segments. As
already explained, creation of a cDNA sequence from mRNA results in
an exons-only molecule that is not naturally occurring.[
8] Petitioners concede that cDNA
differs from natural DNA in that “the non-coding regions have been
removed.” Brief for Petitioners 49. They nevertheless argue that
cDNA is not patent eligible because “[t]he nucleotide sequence of
cDNA is dictated by nature, not by the lab technician.”
Id.,
at 51. That may be so, but the lab technician unquestionably
creates something new when cDNA is made. cDNA retains the naturally
occurring exons of DNA, but it is distinct from the DNA from which
it was derived. As a result, cDNA is not a “product of nature” and
is patent eligible under §101, except insofar as very short series
of DNA may have no intervening introns to remove when creating
cDNA. In that situation, a short strand of cDNA may be
indistinguishable from natural DNA.[
9]
III
It is important to note what is
not
implicated by this decision. First, there are no method claims
before this Court. Had Myriad created an innovative method of
manipulating genes while searching for the BRCA1 and BRCA2 genes,
it could possibly have sought a method pat- ent. But the processes
used by Myriad to isolate DNA were well understood by geneticists
at the time of Myriad’s patents “were well understood, widely used,
and fairly uniform insofar as any scientist engaged in the search
for a gene would likely have utilized a similar approach,” 702
F. Supp. 2d, at 202–203, and are not at issue in this
case.
Similarly, this case does not involve patents
on new
applications of knowledge about the BRCA1 and BRCA2
genes. Judge Bryson aptly noted that, “[a]s the first party with
knowledge of the [BRCA1 and BRCA2] sequences, Myriad was in an
excellent position to claim applications of that knowledge. Many of
its unchallenged claims are limited to such applications.” 689
F. 3d, at 1349.
Nor do we consider the patentability of DNA in
which the order of the naturally occurring nucleotides has been
altered. Scientific alteration of the genetic code presents a
different inquiry, and we express no opinion about the application
of §101 to such endeavors. We merely hold that genes and the
information they encode are not patent eligible under §101 simply
because they have been isolated from the surrounding genetic
material.
* * *
For the foregoing reasons, the judgment of the
Federal Circuit is affirmed in part and reversed in part.
It is so ordered.