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A written notice by a patent office that an applicant is entitled to a patent on an invention. In the U.S., an issue fee must be paid within the period for repsonse or the application will become abandoned. MPEP 1303.
- Browse Related Terms: Abandonment of Patent Application, Allowance, Allowance, Notice of, Extension of Time, Notice of Allowance and Issue Fee Due, Petition for Extension of Time, Petition to Revive, Revival of Abandoned Application, Term of Patent