Legal Opinion
Universal Athletic Sales Co. v. American Gym, Recreational & Athletic Equipment Corp.
District Court, W.D. Pennsylvania
Decided October 29, 1975No. Civ. A. 71-166PublishedCited by 10 opinions
1Opinion of the Court
OPINION
KNOX, District Judge.
In this civil action the-court must determine the validity of United States Letters Patent No. 2,932,509, “Body Exercising Apparatus”, issued to Harold Zinkin on April 12, 1960. This action is but a part of a larger litigation among these parties. Their lawsuits in this court involve questions of copyright infringement, unfair competition, patent infringement, patent misuse, and antitrust violations. 1 The path of this litigation has been filled with detours: a motion to disqualify counsel, a motion for civil contempt, and of course, lengthy discovery with…
2Cases cited21 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp.Supreme Court of the United States · 1951
- Cuno Engineering Corp. v. Automatic Devices Corp.Supreme Court of the United States · 1942
- Hotchkiss v. GreenwoodSupreme Court of the United States · 1851
- Anderson's-Black Rock, Inc. v. Pavement Salvage Co.Supreme Court of the United States · 1969
16 more not listed; retrieve them via the Exa API.
3Cited by10 opinions
- Universal Athletic Sales Co., a Corporation v. American Gym, Recreational & Athletic Equipment Corporation, Inc.Court of Appeals for the Third Circuit · 1976
- John Wright, Inc. v. Casper Corp.District Court, E.D. Pennsylvania · 1976
- Toro Co. v. Textron, Inc.District Court, D. Delaware · 1980
- Chromium Industries, Inc. v. Mirror Polishing & Plating Co., Inc.District Court, N.D. Illinois · 1978
- Sims v. MacK Truck Corp.District Court, E.D. Pennsylvania · 1980
5 more not listed; retrieve them via the Exa API.