Petition To Accept Unintentionally Delayed Payment Of Maintenance Fee In Expired Patent 37 CFR 1.378(c) {PTO-SB-66} | Pdf Fpdf Docx | Official Federal Forms

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Petition To Accept Unintentionally Delayed Payment Of Maintenance Fee In Expired Patent 37 CFR 1.378(c) {PTO-SB-66} | Pdf Fpdf Docx | Official Federal Forms

Last updated: 1/5/2024

Petition To Accept Unintentionally Delayed Payment Of Maintenance Fee In Expired Patent 37 CFR 1.378(c) {PTO-SB-66}

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Description

PTO/SB/66 - PETITION TO ACCEPT UNINTENTIONALLY DELAYED PAYMENT OF MAINTENANCE FEE IN AN EXPIRED PATENT (37 CFR 1.378(b)). This form is used to file petitions to accept unintentionally delayed payment of a maintenance fee in an expired patent. Maintenance fee payment must correctly identify: (1) the patent number (or reissue patent number, if a reissue) and (2) the application number of the actual U.S. application (or reissue application) leading to issuance of that patent to ensure the fee(s) is/are associated with the correct patent. 37 CFR 1.366(c) and (d). www.FormsWorkflow.com

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