Legal Opinion
Owen v. Heimann
Court of Appeals for the D.C. Circuit
Decided April 5, 1926No. 1758PublishedCited by 6 opinions
1Opinion of the Court
SMITH, Acting Associate Justice.
George Heimann, on the 30th of December, 1913, filed an application in Austria for a patent for a semiautomatic or automatic graded service telephone exchange system and telephone substation with graded service facilities. On the 7th of January, 1914, Heimann filed an application in Great Britain to secure a patent for the same invention, and on that application a patent was issued, known as No. 450 of 1914.
On May 7, 1917, William Walter Owen filed an application in the United States Patent Office, praying for a patent to new and useful improvements in…
2Cases cited4 opinions
- Stewart v. KahnSupreme Court of the United States · 1871
- Kling v. HaringDistrict Court, District of Columbia · 1926
- Scalione v. BoschCourt of Appeals for the D.C. Circuit · 1926
- Seror v. DickCourt of Appeals for the D.C. Circuit · 1925
3Cited by6 opinions
- Lamb v. GuillemardCourt of Appeals for the D.C. Circuit · 1926
- Chicago Pneumatic Tool Co. v. ZieglerDistrict Court, E.D. Pennsylvania · 1943
- Polaroid Corp. v. MarkhamCourt of Appeals for the D.C. Circuit · 1945
- Chemical Foundation, Inc. v. General Aniline Works, Inc.Court of Appeals for the Third Circuit · 1938
- Chemical Foundation, Inc. v. General Aniline Works, Inc.Court of Appeals for the Third Circuit · 1938
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