Doelger v. German-American Filter Co. of New York
Court of Appeals for the Second Circuit
In Error to the District Court of the United States for the Southern District of New York; C. M. Hough, Judge. Action at law by the German-American Filter Company of New York against Peter Doelger. Judgment for plaintiff, and defendant brings error. The suit was brought to recover damages for infringement of letters parent No. 378,379 granted to H. Stockheim February 21, 1888, claims 1, 2 and 4 being involved.
Read the full summary
In Error to the District Court of the United States for the Southern District of New York; C. M. Hough, Judge. Action at law by the German-American Filter Company of New York against Peter Doelger. Judgment for plaintiff, and defendant brings error. The suit was brought to recover damages for infringement of letters parent No. 378,379 granted to H. Stockheim February 21, 1888, claims 1, 2 and 4 being involved. The patent expired in 1903. The parties will be referred to as plaintiff and defendant as they appeared in the District Court.
1Opinion of the Court
COXE, Circuit Judge.
The Stockheim patent was granted February 21, 1888, for a filtering process for beer, the object of the inventor being to remove from the beer mechanical impurities and carbonic acid gas under pressure. The specification states that in the filtration of beer it is important that the liquid should be filtered continuously in its passage from the store-cask to the keg into which it is drawn for sale, without material loss of the gas contained in the beer and without material foaming in the keg into which the filtered beer is delivered. The inventor points out that prior to…
2Cases cited9 opinions
- Mast, Foos & Co. v. Stover Manufacturing Co.Supreme Court of the United States · 1900
- Beach v. HobbsCourt of Appeals for the First Circuit · 1899
- Loew Filter Co. v. German-American Filter Co.Court of Appeals for the Sixth Circuit · 1908
- Loew Filter Co. v. German-American Filter Co. of New YorkCourt of Appeals for the Sixth Circuit · 1901
- Uhlman v. Arnholdt & Schaefer Brewing Co.U.S. Circuit Court for the District of Eastern Pennsylvania · 1893
4 more not listed; retrieve them via the Exa API.
3Cited by7 opinions
- Kawneer Mfg. Co. v. Toledo Plate & Window Glass Co.District Court, E.D. Michigan · 1915
- Meurer Steel Barrel Co. v. Draper Mfg. Co.District Court, N.D. Ohio · 1919
- Irving-Pitt Mfg. Co. v. Blackwell-Wielandy Book & Stationery Co.Court of Appeals for the Eighth Circuit · 1916
- Jay v. Sparks-Withington Co.District Court, N.D. Ohio · 1918
- Hildreth v. AuerbachDistrict Court, S.D. New York · 1914
2 more not listed; retrieve them via the Exa API.