Duff Mfg. Co. v. Kalamazoo Railroad Velocipede & Car Co.
U.S. Circuit Court for the District of Western Michigan
This was a suit in equity by the Duff Manufacturing Company against the Kalamazoo Bailroad Velocipede & Car Company for alleged infringement of letters patent No. 455,993, granted July 11, 1891, and No. 527,102, granted October 9, 1894, both to Josiah Barrett, for a jacking apparatus. The claims involved are 1 and 6 of the earlier patent, and 19 of the later one. The cause was heard on a motion for preliminary injunction.
1Opinion of the Court
SEVERENS, District Judge.
A motion is made in this case for a preliminary injunction to restrain the defendant from manufacturing or selling a certain kind of lifting jacks, which are alleged to be infringements of the patents of the complainant. It appears from examination that the claims in the complainant’s patents here sued on have been the subject of litigation in the federal courts of the Third circuit, where their validity has been sustained' by the circuit court and the circuit court of appeals upon records nearly as full as the present in respect to the defense of anticipation.…
2Cases cited5 opinions
- Electric Manuf'g Co. v. Edison Electric Light Co.Court of Appeals for the Seventh Circuit · 1894
- Duff Manuf'g Co. v. ForgieU.S. Circuit Court for the District of Western Pennsylvania · 1893
- Duff Manuf'g Co. v. ForgieU.S. Circuit Court for the District of Western Pennsylvania · 1897
- Forgie v. Duff Manuf'g Co.Court of Appeals for the Third Circuit · 1897
- H. L. Judd & Co. v. FowlerCourt of Appeals for the Second Circuit · 1894
3Cited by2 opinions
- Wayman v. Louis Lipp Co.District Court, S.D. Ohio · 1912
- Duff Mfg. Co. v. NortonU.S. Circuit Court for the District of Massachusetts · 1899