Standard Sanitary Mfg. Co. v. Arrott
Court of Appeals for the Third Circuit
Appeal from the Circuit Court of the United States for the Western District of Pennsylvania.-
1Opinion of the Court
GRAY, Circuit Judge.
These are appeals from the decrees of the Circuit Court for the Western District of Pennsylvania, in cross-suits in equity. The first was by a bill filed by the appellee, James W. Arrott, Jr., complainant below, against the appellant, Standard Sanitary Manufacturing Company, defendant below, for the infringement of letters patent No. 633,941, entitled “An improvement in dredgers for pulverulent material,” an appliance for sifting powdered substances. To this suit, the company made answer, setting up two defenses, to wit: (1) Alleged prior knowledge and use of the invention…
2Cited by24 opinions
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- James v. NelsonCourt of Appeals for the Ninth Circuit · 1937
- Hesselberg v. Aetna Life Ins. Co.Court of Appeals for the Eighth Circuit · 1935
- Northport Shores v. CommissionerUnited States Board of Tax Appeals · 1935
- Hartford Accident and Indemnity Co. v. OlesNew York Supreme Court · 1934
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