Ex Parte Frasch
Supreme Court of the United States
PETITION FOR WRIT OF MANDAMUS TO THE COURT OF APPEALS FOR THE DISTRICT OF COLUMBIA. The facts are stated in the opinion.
1Opinion of the CourtJustice McKenna
This is a petition .for .a writ of mandamus to compel the Court of Appeals of the District of .Columbia to take jurisdiction of an appeal from the Commissioner of Patents.
The petition shows that petitioner was the first inventor of a new and useful improvement in the art of making salt by-evaporation of brine, which improvement consisted of new and useful means for removing incrustation of calcium sulphate from brine heating surfaces.
Petitioner applied for a patent for his invention in due form, and expressed his invention in six.claims, three of which were for the process of removing…
2Cited by6 opinions
- Application of Rudolf WiechertCourt of Customs and Patent Appeals · 1967
- Clements v. KirbyCourt of Appeals for the Sixth Circuit · 1921
- Wagner v. United StatesCourt of Appeals for the Ninth Circuit · 1933
- Davis v. GarrettDistrict of Columbia Court of Appeals · 1906
- Application of Rudolf WiechertCourt of Customs and Patent Appeals · 1967
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