Legal Opinion
Van Gorp Manufacturing, Inc. v. Townley Industrial Plastics, Inc.
Court of Appeals for the Fifth Circuit
Decided July 13, 1972No. 71-2712PublishedCited by 14 opinions
1Opinion of the Court
GEWIN, Circuit Judge:
If it is true that “invention breeds invention”, it is also true that invention breeds patent litigation.
Van Gorp Manufacturing, Inc. (Van Gorp) invented a belt gripping device for use with wing pulleys, upon which a patent was granted in 1962. Townley Plastics, Inc. (Townley) manufactured a device similar to Van Gorp’s; Van Gorp claimed infringement; and Townley claimed invalidity. The district court agreed with Townley on both claims, and Van Gorp appealed. We reverse and remand.
The patent involved here relates generally to pulleys for use with conveyor belts and more…
2Cases cited15 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
- Anderson's-Black Rock, Inc. v. Pavement Salvage Co.Supreme Court of the United States · 1969
- James C. Hobbs v. United States of America, Atomic Energy CommissionCourt of Appeals for the Fifth Circuit · 1971
- Beckman Instruments, Inc., and Leland C. Clark, Jr., Plaintiffs-Appellants-Cross v. Chemtronics, Inc. And J. Ryan Neville, Defendants-Appellees-CrossCourt of Appeals for the Fifth Circuit · 1970
10 more not listed; retrieve them via the Exa API.
3Cited by14 opinions
- Yoder Bros. v. California-Florida Plant Corp.Court of Appeals for the Fifth Circuit · 1976
- United States v. ScherCourt of Appeals for the Fifth Circuit · 2010
- Continental Oil Company, Cross-Appellee v. Jimmy R. Cole, D/B/A Jim R. Cole & Associates and Cole Development Co. Inc., Cross-AppellantsCourt of Appeals for the Fifth Circuit · 1981
- Yoder Brothers, Inc., Plaintiff-Appellant-Cross v. California-Florida Plant Corporation, Defendants-Appellees-Crossappellants. California-Florida Plant Corporation, Plaintiffs-Appellees-Crossappellants v. Yoder Brothers, Inc., Defendant-Appellant-CrossCourt of Appeals for the Fifth Circuit · 1976
- Raymond C. Price and Control Sciences, Inc. v. Lake Sales Supply R.M., Inc.Court of Appeals for the Tenth Circuit · 1974
9 more not listed; retrieve them via the Exa API.