Hotchkiss v. Greenwood
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This work is in the public domain in the United States because it is a work of the United States federal government (see 17 U.S.C. 105).
Public domainPublic domainfalsefalse
related portals: Supreme Court of the United States
sister projects: Wikipedia article, Wikidata itemHotchkiss v. Greenwood, 52 U.S. 248 (1850) is a United States Supreme Court case of 1850. It was the first US Supreme Court case to introduce the concept of non-obviousness as patentability requirement in United States patent law. Warning: template has been deprecated.
This work is in the public domain in the United States because it is a work of the United States federal government (see 17 U.S.C. 105).
Public domainPublic domainfalsefalse