Legal Opinion
Hancock Oil Co. v. Universal Oil Products Co.
Court of Appeals for the Ninth Circuit
Decided October 28, 1940No. 9530PublishedCited by 24 opinions
1Opinion of the Court
DENMAN, Circuit Judge.
This is a suit for alleged infringement of three mineral oil processing patents brought by appellee, Universal Oil Products Company, hereafter called Universal, against appellant, Hancock Oil Company, hereafter called Hancock, in the District Court of the United States for the Southern District of California. Universal filed its bill of complaint on March 12, 1935, and a supplemental bill on March 31, 1936. Hancock answered both bills on July 30, 1936. Thereafter, on December 9, 1936, Hancock filed a counterclaim. On April 10, 1939, Hancock moved the court for leave to…
2Cases cited11 opinions
- Moore v. New York Cotton ExchangeSupreme Court of the United States · 1926
- Chattanooga Foundry & Pipe Works v. City of AtlantaSupreme Court of the United States · 1906
- General Electric Co. v. Marvel Rare Metals Co.Supreme Court of the United States · 1932
- Credits Commutation Co. v. United StatesSupreme Court of the United States · 1900
- Emery v. Central Trust & Safe Deposit Co.Court of Appeals for the Sixth Circuit · 1913
6 more not listed; retrieve them via the Exa API.
3Cited by24 opinions
- Lesnik v. Public Industrials CorporationCourt of Appeals for the Second Circuit · 1944
- Union Paving Company v. Downer CorporationCourt of Appeals for the Ninth Circuit · 1960
- Nancy Anne Spangler v. United States of America, Appellant-Intervenor v. Pasadena City Board of EducationCourt of Appeals for the Ninth Circuit · 1969
- Saunders v. New Capital for Small Businesses, Inc.California Court of Appeal · 1964
- Switzer Bros., Inc. v. LocklinCourt of Appeals for the Seventh Circuit · 1953
19 more not listed; retrieve them via the Exa API.