Legal Opinion
Royal Patent Corp. v. Monarch Tool & Mfg. Co.
Court of Appeals for the Sixth Circuit
Decided April 24, 1953No. 11636_1PublishedCited by 14 opinions
1Opinion of the Court
ALLEN, Circuit Judge.
This is a suit for infringement of patent No. 2532205 for coin selector issued to W. J. Summers, November 28, 1950. Appellant Royal Patent Corporation, an Illinois corporation, is assignee and owner of the patent and appellant A. B. T. Manufacturing Corporation, an Illinois corporation, is licensee. The appellee is an Ohio corporation which manufactures and sells coin selectors alleged to infringe the patent.
The Summers patent relates to “new and useful improvements in coin selectors of the type * * * constructed for use in connection with various apparatuses” such as…
2Cases cited7 opinions
- Western States MacH. Co. v. S. S. Hepworth Co.Court of Appeals for the Second Circuit · 1945
- O'LEARY v. Liggett Drug Co.Court of Appeals for the Sixth Circuit · 1945
- Westinghouse Electric & Mfg. Co. v. Toledo, P. C. & L. Ry. Co.Court of Appeals for the Sixth Circuit · 1909
- Trabon Engineering Corporation v. DirkesCourt of Appeals for the Sixth Circuit · 1943
- Lempco Products, Inc. v. Timken-Detroit Axle Co.Court of Appeals for the Sixth Circuit · 1940
2 more not listed; retrieve them via the Exa API.
3Cited by14 opinions
- James C. Hobbs v. Wisconsin Power & Light Company and William Powell CompanyCourt of Appeals for the Seventh Circuit · 1957
- Fritz W. Glitsch & Sons, Inc. v. Wyatt Metal & Boiler Works, Wyatt Metal & Boiler Works v. Fritz W. Glitsch & Sons, Inc.Court of Appeals for the Fifth Circuit · 1955
- John Phil Felburn v. The New York Central Railroad Company, and Fruehauf Trailer Company,defendants-AppelleesCourt of Appeals for the Sixth Circuit · 1965
- Dole Refrigerating Company v. Amerio Contact Plate Freezers, IncCourt of Appeals for the Third Circuit · 1959
- The B. F. Goodrich Company v. Rubber Latex Products, Inc. And Harrison & Morton Laboratories, Inc.Court of Appeals for the Sixth Circuit · 1968
9 more not listed; retrieve them via the Exa API.