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Diamond v. Diehr

United States Supreme Court

450 U.S. 175 (1980)

Intellectual Property
Relevant factsFree

Diehr's (applicant's) patent application for a rubber-curing process incorporating the Arrhenius equation was rejected by the patent examiner as directed to an unpatentable mathematical formula, but the Court of Customs and Patent Appeals reversed; the Commissioner of Patents (petitioner) sought Supreme Court review.

IssueFree

Whether having a mathematical formula in a method claim itself renders the claim unpatentable under 35 U.S.C. § 101.

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