Legal Opinion
Application of Winifred June Adams, David Neville Kirk and Vladimir Petrow
Court of Customs and Patent Appeals
Decided April 25, 1963No. Patent Appeal 6889PublishedCited by 17 opinions
1Opinion of the Court
ALMOND, Judge.
This appeal is from the decision of the Patent Office Board of Appeals affirming the rejection of claims 1 to 18 of appellants’ application Ser. No. 580,448, filed April 25, 1956.
The invention relates to certain 4-chloro-3-oxo-A ^-steroids of the androstane and pregnane series and the method- of making them. The compounds differ from known 3-oxo-A4 5-steroids in having a chlorine atom attached to the number 4 carbon atom of the steroid nucleus.
Claims 1 and 10 are representative and read:
1. 4-Chloro-3-oxo- A 4-steroids of the androstane and pregnane 'series having the general…
2Cases cited3 opinions
- Application of Gunther Wilke and Werner PfohlCourt of Customs and Patent Appeals · 1963
- In re HerthelCourt of Customs and Patent Appeals · 1949
- Application of Ahmed Panagrossi and Ray L. HauserCourt of Customs and Patent Appeals · 1960
3Cited by17 opinions
- Brenner v. MansonSupreme Court of the United States · 1966
- Application of David Neville Kirk and Vladimir PetrowCourt of Customs and Patent Appeals · 1967
- Phillips Petroleum Co. v. United States Steel Corp.District Court, D. Delaware · 1987
- In Re John A. Durden, Jr., and Arthur P. Kurtz, JrCourt of Appeals for the Federal Circuit · 1985
- Application of George H. Hitchings, Gertrude B. Elion and Irving GoodmanCourt of Customs and Patent Appeals · 1965
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