Consolidated Roller Mill Co. v. Walker
Supreme Court of the United States
APPEAL FROM THE CIRCUIT COURT OF THE UNITED STATES FOR THE WESTERN DISTRICT OF PENNSYLVANIA. In equity. Decree dismissing the bill. Plaintiff appealed. The case is stated in the opinion.
1Opinion of the CourtJustice Blatchford
This is a suit in equity, brought in the Circuit Court of the United States for the Western District of Pennsylvania, by the Consolidated Poller Mill Company against P, P. Walker, for the infringement of claim 1 of letters patent No. 228,525, granted June 8, 1880, on an application filed May 2, 1879, to William D. Gray, for an improvement in roller-grinding mills. The Circuit Court, held by Judges McKennan and Acheson, entered a decree dismissing - the bill, with costs. The case was heard on pleadings and proofs. The answer denied the validity of the patent, charged want of novelty and of…
2Cases cited8 opinions
- Hollister v. Benedict & Burnham Manufacturing Co.Supreme Court of the United States · 1885
- Pennsylvania Railroad v. Locomotive Engine Safety Truck Co.Supreme Court of the United States · 1884
- Thompson v. BoisselierSupreme Court of the United States · 1885
- Burt v. EvorySupreme Court of the United States · 1890
- Aron v. Manhattan Railway Co.Supreme Court of the United States · 1889
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3Cited by29 opinions
- Lovell Manufacturing Co. v. CarySupreme Court of the United States · 1893
- Charles Peckat Mfg. Co. v. JacobsCourt of Appeals for the Seventh Circuit · 1950
- Nordberg Mfg. Co. v. Woolery MacHine Co.Court of Appeals for the Seventh Circuit · 1935
- Fowler & Wolfe Mfg. Co. v. McCrum-Howell Co.Court of Appeals for the Second Circuit · 1914
- Thomson-Houston Electric Co. v. Black River Traction Co.Court of Appeals for the Second Circuit · 1905
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