New York Filter Manuf'g Co. v. Niagara Falls Waterworks Co.
U.S. Circuit Court for the District of Northern New York
This was a suit in equity by the New York Filter Manufacturing Company against the Niagara Falls Waterworks Company for alleged infringement of a patent for an improved method of filtration. The cause was heard on a motion for a preliminary injunction.
1Opinion of the Court
COXE, District Judge.
The complainant moves for a preliminary injunction restraining the defendant from' infringing letters patent No. 293,740, granted to Isaiah S. Hyatt, February 19, 1884, for an improved method of filtration.
The patent has been sustained, after years of litigation, by the circuit court and by the circuit court of appeals. New York Filter Co. v. O. H. Jewell Filter Co., 61 Fed. 840, affirmed Schwarzwalder v. Filter Co., 13 C. C. A. 380, 66 Fed. 152. A motion for leave to amend and introduce new proof was denied. New York Filter Co. v. O. H. Jewell Filter Co., 62. Fed. 582.…
2Cases cited3 opinions
- Schwarzwalder v. New York Filter Co.Court of Appeals for the Second Circuit · 1895
- New York Filter Co. v. O. H. Jewell Filter Co.District Court, S.D. New York · 1894
- New York Filter Co. v. O. H. Jewell Filter Co.U.S. Circuit Court for the District of Southern New York · 1894
3Cited by2 opinions
- New York Filter Mfg. Co. v. JacksonU.S. Circuit Court for the District of Eastern Missouri · 1898
- Doig v. Morgan Mach. Co.U.S. Circuit Court for the District of Northern New York · 1898