Kewanee Oil Co. v. Bicron Corp.
United States Supreme Court
416 U.S. 470 (1974)
Relevant factsFree
Kewanee (plaintiff) sued Bicron (defendant) for trade-secret misappropriation under Ohio law, and the district court granted a permanent injunction against disclosure of Kewanee's trade secrets; the Sixth Circuit reversed, holding Ohio's trade-secret law was preempted by federal patent law, and the Supreme Court granted certiorari.
IssueFree
Whether state trade-secret protection is preempted by federal patent law.
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