Holland v. Shipley - 127 U.S. 396 (1888)
U.S. Supreme Court
Holland v. Shipley, 127 U.S. 396 (1888)
Holland v. Shipley
Argued and submitted April 25, 1888
Decided May 14, 1888
127 U.S. 396
APPEAL FROM THE CIRCUIT COURT OF THE UNITED
STATES FOR THE SOUTHERN DISTRICT OF OHIO
A patent for a lead-holding tube of a pencil having at the lower end two or more longitudinal slots, a screw thread inside, and a clamping sleeve outside, each part of which, as well as the combination of two or more slots with the sleeve, or of a single slot with the screw thread, has been previously used in such tubes, is void for want of invention.
Bill in equity to restrain alleged infringements of letters patent. Decree dismissing the bill. Complainant appealed. The case is stated in the opinion.