Legal Opinion
Celite Corporation v. Dicalite Co.
Court of Appeals for the Ninth Circuit
Decided April 18, 1938No. 8310PublishedCited by 34 opinions
1Opinion of the Court
WILBUR, Circuit Judge.
On March 17, 1931, appellant brought suit in equity against appellee for infringement of letters patent No. 1,502,547 granted July 22, 1924, to R. Calvert, K. L. Dern, and G. A. Alies, for a process of preparing diatomaceous , earth and for the product so prepared.
Appellee answered alleging that the appellant’s patent is invalid because anticipated by prior United States and foreign patents, and, also, because the claimed invention disclosed by the patent was described in printed publications and in use more than two years prior to the application for its issuance. It…
2Cases cited25 opinions
- McNutt v. General Motors Acceptance Corp.Supreme Court of the United States · 1936
- Diamond Rubber Co. of New York v. Consolidated Rubber Tire Co.Supreme Court of the United States · 1911
- KVOS, Inc. v. Associated PressSupreme Court of the United States · 1936
- Lovell Manufacturing Co. v. CarySupreme Court of the United States · 1893
- Duer v. Corbin Cabinet Lock Co.Supreme Court of the United States · 1893
20 more not listed; retrieve them via the Exa API.
3Cited by34 opinions
- Kemart Corp. v. Printing Arts Research Laboratories, Inc.Court of Appeals for the Ninth Circuit · 1953
- Maurice A. Garbell, Inc. v. Boeing CompanyDistrict Court, C.D. California · 1973
- Hartley Pen Co. v. Lindy Pen Co.District Court, S.D. California · 1954
- Cutter Laboratories, Inc. v. Lyophile-Cryochem CorporationCourt of Appeals for the Ninth Circuit · 1950
- International Nickel Company v. Ford Motor CompanyDistrict Court, S.D. New York · 1958
29 more not listed; retrieve them via the Exa API.