Legal Opinion
Oliver United Filters, Inc. v. Silver
Court of Appeals for the Tenth Circuit
Decided July 23, 1953No. 4574_1PublishedCited by 33 opinions
1Opinion of the Court
PICKETT, Circuit Judge.
Harold F. Silver is the owner of U. S. Letters Patent No. 2,390,131 issued December 4, 1945 and No. 2,468,720 issued April 26, 1949. These patents disclose an apparatus and process for extracting sugar solution from sugar beets known to the art as continuous diffusion. Oliver United Filters, Inc. 1 brought this declaratory judgment action in which it prayed for a decree adjudging patent No. 2,390,131 invalid and not infringed by a machine built by Oliver and known as the “Morton Battery”. Silver answered, and alleged that the patent was valid, and counterclaimed for the…
2Cases cited35 opinions
- Graver Tank & Mfg. Co. v. Linde Air Products Co.Supreme Court of the United States · 1950
- Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp.Supreme Court of the United States · 1951
- The Barbed Wire PatentSupreme Court of the United States · 1892
- Eibel Process Co. v. Minnesota & Ontario Paper Co.Supreme Court of the United States · 1923
- Loom Co. v. HigginsSupreme Court of the United States · 1882
30 more not listed; retrieve them via the Exa API.
3Cited by33 opinions
- McCullough Tool Co. v. Well Surveys, Inc.Court of Appeals for the Tenth Circuit · 1965
- Zero Manufacturing Company, Inc. v. Mississippi Milk Producers AssociationCourt of Appeals for the Fifth Circuit · 1966
- Admiral Corporation v. Zenith Radio CorporationCourt of Appeals for the Tenth Circuit · 1961
- The Eimco Corporation v. Peterson Filters and Engineering Company and Komline-Sanderson Engineering CorporationCourt of Appeals for the Tenth Circuit · 1969
- Application of StanleyCourt of Customs and Patent Appeals · 1954
28 more not listed; retrieve them via the Exa API.