Gilbert P. Hyatt v. Andrew Hirshfeld

Case Number: CLB0486

Date: 06.01.2021

Citation: U.S. Court of Appeals for the Federal Circuit Nos. 2018-2390, 2018-2391, 2018-2392, 2019-1038, 2019-1039, 2019-1049, 2019-1070

The PTO may assert a prosecution laches defense in an action under 35 U.S.C. § 145 when a patent applicant inexplicably and unreasonably delays prosecution of their patent application.

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