Sperry Mfg. Co. v. J. L. Owens Co.
Citations
- 111 F. 388
- 49 C.C.A. 399
- 1901 U.S. App. LEXIS 4390
Syllabus
<p>1. Patents—Invention—Evidence of Utility and Extensive Use.</p> <p>To entitle evidence of the utility of a patented machine and of its. extensive use to consideration on the question of invention, it must clearly show utility superior to that of other like machines, and a mdre extensive use.</p> <p>2. Same—Fanning Mills.</p> <p>The’Sperry patent, No. 267,092, for a fanning mill, shows only a combination of old appliances and devices previously used in such mills, in a manner which produces only old results and evolves no new functions, and is void for lack of patentable invention.</p>
How courts have described this case
Verbatim parenthetical descriptions written by other courts when citing this decision. Ranked by citation-network relevance.
- finding market efficiency based in part on the existence of “over twenty” market makers
- “All 20 members of the putative class were allegedly injured by the same course of conduct, even if not to 21 the same degree.”
Source: CourtListener parenthetical corpus (CC0).
Judges: Adams
Read full opinion on CourtListenerSourced from CourtListener / Free Law Project (CC0).
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