Standard Sanitary Mfg. Co. v. Iron City Sanitary Mfg. Co.
Court of Appeals for the Third Circuit
Appeal from the District Court of the United States for the Western District of Pennsylvania; Charles P. Orr, Judge. Suit in equity by the Standard Sanitary Manufacturing Company against the Iron City Sanitary Manufacturing Company. Decree for defendant, and complainant appeals.
1Opinion of the Court
WOOLLEY, Circuit Judge.
This is an appeal from the final decree of'the United States District Court for the Western District of Pennsylvania-, dismissing the bill of complaint charging the defendant with infringement of United States letters patent No. 633,941, for dredger for pulverulent material, granted to James W. Arrott, Jr., on September 26, 1899. The defendant admitted infringement of the patent, if valid, but denied validity of the patent, upon the ground that the invention claimed by it was anticipated by an invention of one Herman Hayssen, made in 1895, and previously known and…
2Cases cited11 opinions
- The Barbed Wire PatentSupreme Court of the United States · 1892
- Coffin v. OgdenSupreme Court of the United States · 1874
- Cantrell v. WallickSupreme Court of the United States · 1886
- Standard Sanitary Manufacturing Co. v. United StatesSupreme Court of the United States · 1912
- Buser v. Novelty Tufting Machine Co.Court of Appeals for the Sixth Circuit · 1907
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3Cited by2 opinions
- Galion Iron Works & Mfg. Co. v. Beckwith MacHinery Co.Court of Appeals for the Third Circuit · 1939
- American Stainless Steel Co. v. Rustless Iron Corp. of AmericaCourt of Appeals for the Fourth Circuit · 1934