The Barbed Wire Patent
Supreme Court of the United States
APPEAL PROM THE CIRCUIT COURT OP THE UNITED STATES FOR THE NORTHERN DISTRICT OP IOWA. ' This was a bill in equity for the infringement of letters patent No. 157,124, issued to'Joseph F. Glidden, November •24, 1874, for an “Improvement in Wire Fences.”
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APPEAL PROM THE CIRCUIT COURT OP THE UNITED STATES FOR THE NORTHERN DISTRICT OP IOWA. ' This was a bill in equity for the infringement of letters patent No. 157,124, issued to'Joseph F. Glidden, November •24, 1874, for an “Improvement in Wire Fences.” In his specification the patentee stated that “ this invention has relation to means for preventing cattle from breaking through wire fences; and it consists in combining, with the twisted fence-wires, a short transverse wire, coiled or bent at its central portion about one of the wire strands of,the twist, with its free ends projecting in…
1Opinion of the Court
Mn. Justice Beowst
delivered the,opinion of the court.
No serious question is or can be made regarding the infringement in this suit, the defendants relying solely upon the want of novelty. To determine satisfactorily the question whether there is involved in this device sufficient of novelty to support a patent, it is necessary to consider somewhat at length the progress which had been made in constructing barbed wire fences prior to the issue of this patent, as it appears both from the face of the prior patents themselves and from the oral evidence introduced by the defendants tending to show…
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- Coffin v. OgdenSupreme Court of the United States · 1874
- Cantrell v. WallickSupreme Court of the United States · 1886
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