B. B. Chemical Co. v. Ellis, 314 U.S. 495 (1942)
U.S. Supreme CourtB. B. Chemical Co. v. Ellis, 314 U.S. 495 (1942)
B. B. Chemical Co. v. Ellis
Argued December 10, 1941
Decided January 5, 1942
314 U.S. 495
The owner of a method patent who authorize manufacturers to use it only with materials furnished by him may not enjoin infringement by one who supplies the manufacturer with material for use by the patented method and aids in such use. Morton Salt Co. v. G. S. Supper Co., ante, p. 314 U. S. 488. P. 314 U. S. 497.
117 F.2d 829 affirmed.
Certiorari, 313 U.S. 558, to review the affirmance of a decree of the District Court, 32 F. Supp. 690, which dismissed the bill in a suit to enjoin infringement of a patent, and for an accounting.