Legal Opinion
Application of Richard A. Ward and Robert C. Switzer
Court of Customs and Patent Appeals
Decided September 27, 1956No. Patent Appeal 6208PublishedCited by 5 opinions
1Opinion of the Court
WORLEY, Judge.
This is an appeal from the decision of the Board of Appeals of the United States Patent Office, affirming the rejection by the Primary Examiner of claims 1, 2, 4, 5, 7, 8, 9, and 13 to 17, inclusive, of appellants’ application for a patent on a method of detecting flaws in a test body, and a testing agent for use in such method. Claims 1 and 13 are illustrative and read:
“1. The method, of detecting in a test body subsurface flaws having surface openings, comprising the steps of applying to the surface of the body a water-emulsifiable testing agent having a color contrasting with…
2Cases cited11 opinions
- Application of StanleyCourt of Customs and Patent Appeals · 1954
- In re DunbarCourt of Appeals for the D.C. Circuit · 1922
- In Re MannCourt of Customs and Patent Appeals · 1931
- In Re FischelCourt of Customs and Patent Appeals · 1943
- In Re LaughlinCourt of Customs and Patent Appeals · 1931
6 more not listed; retrieve them via the Exa API.
3Cited by5 opinions
- Harry A. Pursche v. Atlas Scraper and Engineering Co., a Corporation, Atlas Scraper and Engineering Co., a Corporation v. Harry A. PurscheCourt of Appeals for the Ninth Circuit · 1962
- EJ Brooks Co. v. Stoffel Seals CorporationDistrict Court, S.D. New York · 1958
- Switzer v. WatsonDistrict Court, District of Columbia · 1960
- Robert C. Switzer v. Robert C. Watson, Commissioner of PatentsCourt of Appeals for the D.C. Circuit · 1958
- Commercial Solvents Corp. v. WatsonDistrict Court, District of Columbia · 1960