Legal Opinion
Lewyt Corporation v. Health-Mor, Inc.
Court of Appeals for the Seventh Circuit
Decided June 3, 1950No. 9924PublishedCited by 51 opinions
1Opinion of the Court
LINDLEY, Circuit Judge.
Defendants appeal from a judgment entered in a declaratory judgment action instituted by plaintiff, which sought an adjudication of invalidity of Yonkers Patent No. 2,198,568 and Martinet Patent Nos. 2,280,495 and 2,296,359, all of which relate to electrically operated suction or vacuum cleaners. The complaint also charged Health-Mor, the exclusive licensee of Yonkers, and Yonkers with unfair competition. Defendants answered and . filed counterclaims charging plaintiff with infringement of claims 2, 4, 7 and 8 of the.Yonkers patent and with unfair competition. The…
2Cases cited7 opinions
- Diamond Rubber Co. of New York v. Consolidated Rubber Tire Co.Supreme Court of the United States · 1911
- Radio Corp. of America v. Radio Engineering Laboratories, Inc.Supreme Court of the United States · 1934
- Charles Peckat Mfg. Co. v. JacobsCourt of Appeals for the Seventh Circuit · 1950
- National Slug Rejectors, Inc. v. A. B. T. Mfg. Corp.Court of Appeals for the Seventh Circuit · 1947
- Copeman Laboratories Co. v. General Plastics Corp.Court of Appeals for the Seventh Circuit · 1945
2 more not listed; retrieve them via the Exa API.
3Cited by51 opinions
- Armour & Co. v. Wilson & Co., Inc.Court of Appeals for the Seventh Circuit · 1960
- Binks Manufacturing Company, Etc. v. Ransburg Electro-Coating Corporation, Etc.Court of Appeals for the Seventh Circuit · 1960
- Hunt v. Armour & Co.Court of Appeals for the Seventh Circuit · 1951
- Copease Manufacturing Co. v. American Photocopy Equipment Co.Court of Appeals for the Seventh Circuit · 1961
- Terrell J. Reese and Reese Products, Inc. v. Elkhart Welding and Boiler Works, Inc.Court of Appeals for the Seventh Circuit · 1971
46 more not listed; retrieve them via the Exa API.