What are the formal requirements for a declaration under 37 CFR 1.130(a)?

Declarations under 37 CFR 1.130(a) must meet specific formal requirements to be considered valid. According to MPEP 717.01(a)(1), these requirements include: Proper signature: The declaration must be signed by the inventor or joint inventor. Timely filing: It should be filed before the mailing of a final rejection or action that otherwise closes prosecution. Identification of…

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