Toledo Rex Sprat Co. v. California Spray Chemical Co.
Court of Appeals for the Sixth Circuit
Appeal from the District Court of the United States for the Western Division of the Northern District of Ohio; John M. Killits, Judge. Suit by the California Spray Chemical Company against the Toledo Rex Spray Company. Decree for plaintiff, and defendant appeals.
1Opinion of the Court
KNAPPEN, Circuit Judge.
This suit is upon patent No. 892,603, July 7, 1908, to Luther & Volck upon a process of making arsenate of lead, which is carried out, according to the specification, by combining lead oxide (litharge) suspended in water and arsenic acid in solution; the reaction being assisted by the cyclic action of the catalyzing agent— either acetic acid or nitric acid. The specification gives the formula of combining weights of lead oxide and arsenic acid, respectively, as varying from 1.938 to 2.9 parts of the lead oxide to one part of arsenic acid, according as ortho-arsenate or…
2Cases cited3 opinions
- Minerals Separation, Ltd. v. HydeSupreme Court of the United States · 1916
- Naylor v. Alsop Process Co.Court of Appeals for the Eighth Circuit · 1909
- General Electric Co. v. Laco-Philips Co.Court of Appeals for the Second Circuit · 1916
3Cited by17 opinions
- Research Products Co. v. Tretolite Co.Court of Appeals for the Ninth Circuit · 1939
- Yablick v. Protecto Safety Appliance CorporationCourt of Appeals for the Third Circuit · 1927
- United Chromium, Inc. v. International Silver Co.District Court, D. Connecticut · 1931
- Naamlooze Venootschafs v. CoeCourt of Appeals for the D.C. Circuit · 1942
- Wallace v. Mandel Bros.Court of Appeals for the Seventh Circuit · 1947
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