Legal Opinion
Land v. Dreyer
Court of Customs and Patent Appeals
Decided April 1, 1946No. Patent Appeal 5073PublishedCited by 21 opinions
1Opinion of the Court
O’CONNELL, Associate Judge.
The junior party, Land, appeals here from the decision of the Board of Interference Examiners of the United States Patent Office awarding to the senior -party, Dreyer, priority of invention for an incandescent lamp having a coating of light polarizing material and a filament light source enclosed within a non-planar envelope.
Dreyer filed his application July 2, 1938; Land on October 4, 1938. Land was granted a patent August 12, 1941. This interference was declared December 30, 1941, between the foregoing patent to Land, No. 2,252,324, and Dreyer’s pending…
2Cases cited6 opinions
- Townsend v. SmithCourt of Customs and Patent Appeals · 1929
- Rowe v. HoltzCourt of Customs and Patent Appeals · 1932
- In re TerresCourt of Customs and Patent Appeals · 1945
- MacGregor v. JohnstonCourt of Customs and Patent Appeals · 1934
- Curtis v. LandCourt of Customs and Patent Appeals · 1942
1 more not listed; retrieve them via the Exa API.
3Cited by21 opinions
- Field v. Knowles. Field v. KnowlesCourt of Customs and Patent Appeals · 1950
- Rex Chainbelt Inc. v. Borg-Warner Corporation, Rex Chainbelt Inc. v. Carman Industries, Inc.Court of Appeals for the Seventh Circuit · 1973
- Application of Walter S. Kaghan, William J. Schmitt and Percy M. KayCourt of Customs and Patent Appeals · 1967
- Gunter v. StreamCourt of Customs and Patent Appeals · 1978
- Kraft Foods Co. v. Walther Dairy ProductsDistrict Court, W.D. Wisconsin · 1954
16 more not listed; retrieve them via the Exa API.