Legal Opinion
Kausal v. American Seating Co.
Court of Appeals for the Third Circuit
Decided February 19, 1932No. 4431PublishedCited by 3 opinions
1Opinion of the Court
WOOLLEY, Circuit Judge.
The plaintiff charged infringement of two patents granted to himself. On issues of validity and infringement the District Court held claims of both patents invalid for want of invention and dismissed the bill. The plaintiff appealed.
Letters Patent No. 1,509,211, Claims 3, 4 and 5.
The invention of this patent to Kausal, which we shall call the first patent, relates generally to electric lamps, and particularly to lamps of the type that are placed upon the outer side of aisle chairs and, by throwing a light upon the floor, are used to illuminate the aisles of darkened…
2Cases cited4 opinions
- Pittsburg Meter Co. v. Pittsburg Supply Co.Court of Appeals for the Third Circuit · 1901
- Yates v. SmithCourt of Appeals for the Third Circuit · 1921
- Liberman v. RuwellCourt of Appeals for the Third Circuit · 1909
- Athey Truss Wheel Co. v. Moore & Moore, Inc.Court of Appeals for the Third Circuit · 1930
3Cited by3 opinions
- Bishop & Babcock Manufacturing Co. v. Fedders-Quigan Corp.District Court, W.D. New York · 1957
- Stewart-Warner Corp. v. Universal Lubricating Systems, Inc.District Court, W.D. Pennsylvania · 1938
- Calgon, Inc. v. Mokton Salt Co.District Court, M.D. Pennsylvania · 1959