Legal Opinion
Sherwin-Williams Co. v. Marzall, Commissioner of Patents
Court of Appeals for the D.C. Circuit
Decided April 26, 1951No. 10651PublishedCited by 7 opinions
1Opinion of the Court
BAZELON, Circuit Judge.
This is an appeal from the dismissal of a suit brought against the Commissioner of Patents under 35 United States Code Annotated, § 63, R.S. § 4915. Appellant O’Neal sought to patent a process for manufacturing copper phtalocyanine dyestuffs. His invention over the prior art is said to result primarily from (1) the lower temperatures needed for his process, (2) the use of copper acetate instead of the copper chloride used in the Lacey patent which was granted while appellant’s application was pending. When applied, O’Neal’s process produces a “reaction [which] is smooth…
2Cases cited8 opinions
- Standard Oil Development Co. v. Marzall, Commissioner of PatentsCourt of Appeals for the D.C. Circuit · 1950
- Detrola Radio & Television Corp. v. Hazeltine Corp.Supreme Court of the United States · 1941
- Minnesota Mining & Mfg. Co. v. CoeCourt of Appeals for the D.C. Circuit · 1938
- Minnesota Mining & Mfg. Co. v. CoeCourt of Appeals for the D.C. Circuit · 1938
- Dyer v. CoeCourt of Appeals for the D.C. Circuit · 1941
3 more not listed; retrieve them via the Exa API.
3Cited by7 opinions
- The Weatherhead Company and Paul D. Wurzburger v. Drillmaster Supply Company and James E. Rutledge and Kenneth C. HornCourt of Appeals for the Seventh Circuit · 1955
- Application of Philip S. Fay and Fred J. FoxCourt of Customs and Patent Appeals · 1965
- Hazeltine Research, Inc. v. LaddDistrict Court, District of Columbia · 1964
- Van Brode Milling Co. v. Cox Air Gauge System, Inc.District Court, S.D. California · 1958
- Messing v. Quiltmaster Corp.District Court, D. New Jersey · 1958
2 more not listed; retrieve them via the Exa API.