Legal Opinion
Carpet Seaming Tape Licensing Corp. v. Best Seam Inc.
Court of Appeals for the Ninth Circuit
Decided April 9, 1980No. Nos. 77-3721, 77-3722PublishedCited by 11 opinions
1Opinion of the Court
ORRICK, District Judge:
In this case involving the validity and enforceability of a number of patents on products and processes used in seaming carpets, at the close of the plaintiff’s case the trial judge held invalid a patent which was not in suit on the grounds of fraud against the Patent Office. The trial court then proceeded to declare invalid three other patents on the basis of the doctrine of unclean hands deriving from the fraud found in connection with the patent not in suit, and also on grounds of patent misuse. In finding fraud, the trial judge did not permit the plaintiff to prove…
2Cases cited30 opinions
- Times-Picayune Publishing Co. v. United StatesSupreme Court of the United States · 1953
- Loom Co. v. HigginsSupreme Court of the United States · 1882
- Keystone Driller Co. v. General Excavator Co.Supreme Court of the United States · 1933
- Morton Salt Co. v. G. S. Suppiger Co.Supreme Court of the United States · 1942
- United States v. FornessCourt of Appeals for the Second Circuit · 1942
25 more not listed; retrieve them via the Exa API.
3Cited by11 opinions
- Costello Publishing Co. v. John E. Rotelle, O. S. A. Costello Publishing Co., Inc. v. John E. Rotelle, O. S. A., Episcopal Conference of AustraliaCourt of Appeals for the D.C. Circuit · 1981
- Princo Corp. v. International Trade CommissionCourt of Appeals for the Federal Circuit · 2010
- Digital Equipment Corporation v. Sidney A. Diamond, Etc.Court of Appeals for the First Circuit · 1981
- Carpet Seaming Tape Licensing Corp. v. Best Seam Inc.Court of Appeals for the Ninth Circuit · 1982
- Amgen, Inc. v. Chugai Pharmaceutical Co., Ltd.District Court, D. Massachusetts · 1989
6 more not listed; retrieve them via the Exa API.