gap-filling-doctrine

1 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-1049 Gilbert P. Hyatt v. John A. Squires, Under Secretary of Commerce for Intellectual Property and Director, United States Patent and Trademark Office Federal Circuit 2026-03-04 Pending equitable-doctrine gap-filling-doctrine patent-act patent-examination patent-issuance prosecution-laches Whether the PTO may invoke the equitable doctrine of "prosecution laches" to deny a patent to an applicant who has complied with all the Patent Act's …