Legal Opinion
Application of McKenna
Court of Customs and Patent Appeals
Decided April 15, 1953No. Patent Appeal 5956PublishedCited by 34 opinions
1Opinion of the Court
JOHNSON, Judge.
This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the holding of the Primary Examiner rejecting as unpatentable claims 24 to 27, the only remaining claims in appellants’ application for a patent on a “Process for the Explosive Pressing of Powdered Compositions.”
The appealed claims relate to a process in the field of powder metallurgy. They are directed to an allegedly novel method of forming and compacting articles to a desired shape from powdered metal mixtures, particularly the hard carbides, nitrides and borides of…
2Cases cited7 opinions
- Application of BisleyCourt of Customs and Patent Appeals · 1952
- Application of WorrestCourt of Customs and Patent Appeals · 1953
- In re HoltCourt of Customs and Patent Appeals · 1947
- Application of BowdenCourt of Customs and Patent Appeals · 1950
- In re BurgessCourt of Customs and Patent Appeals · 1948
2 more not listed; retrieve them via the Exa API.
3Cited by34 opinions
- Georgia-Pacific Corporation v. United States Plywood CorporationCourt of Appeals for the Second Circuit · 1958
- Ashland Oil, Inc. v. Delta Resins & Refractories, Inc.Court of Appeals for the Federal Circuit · 1985
- In Re Frank N. Piasecki and Donald N. MeyersCourt of Appeals for the Federal Circuit · 1984
- Application of Arthur R. Tomlinson, Harry H. Hall and William F. GeigleCourt of Customs and Patent Appeals · 1966
- Application of Edward M. Rothermel and Russell B. Waddell, JrCourt of Customs and Patent Appeals · 1960
29 more not listed; retrieve them via the Exa API.