Legal Opinion
Kiva Corporation v. Baker Oil Tools, Inc.
Court of Appeals for the Fifth Circuit
Decided May 29, 1969No. 26733PublishedCited by 23 opinions
1Opinion of the Court
COLEMAN, Circuit Judge:
In the District Court judgment was entered, pursuant to the verdict of a jury, declaring invalid Baker Oil Tool Patents No. 2,799,346 (’346) and No. 2,806,532 (’532) relating to certain oil well tools known as “retrievable bridge plugs”. We affirm.
Kiva Corporation, plaintiff below and appellee here, sought a declaratory judgment that the two patents were invalid, or if valid not infringed by Kiva. Baker answered and counterclaimed, asserting that Kiva had, in fact, infringed. At pre-trial Kiva stipulated that if ’532 is valid then it had been infringed. The case went to…
2Cases cited13 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- The Boeing Company v. Daniel C. ShipmanCourt of Appeals for the Fifth Circuit · 1969
- The Barbed Wire PatentSupreme Court of the United States · 1892
- Coffin v. OgdenSupreme Court of the United States · 1874
- Swofford v. B & W, Inc.Court of Appeals for the Fifth Circuit · 1968
8 more not listed; retrieve them via the Exa API.
3Cited by23 opinions
- Trans-World Manufacturing Corp., Appellee/cross-Appellant v. Al Nyman & Sons, Inc., and Al-Site Corporation, Appellants/cross-AppelleesCourt of Appeals for the Federal Circuit · 1984
- James C. Hobbs v. United States of America, Atomic Energy CommissionCourt of Appeals for the Fifth Circuit · 1971
- Control Components, Inc., and Richard E. Self v. Valtek, Inc. And Alpha Engineering CompanyCourt of Appeals for the Fifth Circuit · 1980
- Jack Winter, Inc. v. Koratron Company, Inc.District Court, N.D. California · 1974
- Cathodic Protection Service v. American Smelting & Refining Company, Federated Metals Corporation and Waynes Broyles Engineering CompanyCourt of Appeals for the Fifth Circuit · 1979
18 more not listed; retrieve them via the Exa API.