Boyden Power-Brake Co. v. Westinghouse Westinghouse v. Boyden Power-Brake Co.
Supreme Court of the United States
CEETIOEAEI TO THE CIRCUIT COURT OF APPEALS FOE THE FOURTH circuit; This was a writ of certiorari to review a decree of the. Circuit Court of Appeals, reversing a decree of the Circuit Court for the District of Maryland, which had sustained, in part, a bill filed by Westinghouse against the Boyden Power Brake Company for the infringement of patent No. 360,070, and from which decree both parties had taken an appeal' to the Circuit Court of Appeals.
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CEETIOEAEI TO THE CIRCUIT COURT OF APPEALS FOE THE FOURTH circuit; This was a writ of certiorari to review a decree of the. Circuit Court of Appeals, reversing a decree of the Circuit Court for the District of Maryland, which had sustained, in part, a bill filed by Westinghouse against the Boyden Power Brake Company for the infringement of patent No. 360,070, and from which decree both parties had taken an appeal' to the Circuit Court of Appeals. The patent in suit, which was issued March 29, 1887, to George Westinghouse, Jr., is for a fluid-pressure automatic-brake mechanism, the object of…
1Opinion of the CourtJustice Brown
The history of arresting the speed of railway trains by the application óf compressed air is one to which the records of the Patent Office bear frequent witness, of á gradual progress from rude and imperfect, beginnings, step by step, to a final consummation, which, in respect to this invention, had not been reached when the patent in suit was taken out, and which, it-is quite possible, has not been reached to this day. It is not disputed that the most important steps in this direction have been taken by Westinghouse himself.
The original substitution of the air-bráke for the old handbrake was…
2Cases cited14 opinions
- Seymour v. OsborneSupreme Court of the United States · 1871
- Elizabeth v. Pavement Co.Supreme Court of the United States · 1878
- MacHine Co. v. MurphySupreme Court of the United States · 1878
- Burr v. DuryeeSupreme Court of the United States · 1864
- Corning v. BurdenSupreme Court of the United States · 1854
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3Cited by386 opinions
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- Westinghouse v. Boyden Power Brake Co.Supreme Court of the United States · 1898
- Texas Instruments, Inc. v. United States International Trade CommissionCourt of Appeals for the Federal Circuit · 1986
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