Is it necessary to physically surrender the original patent when filing a reissue application?
No, it is no longer required to physically surrender the original patent when filing a reissue application. According to MPEP 1410: “It is no longer required that the reissue applicant physically surrender the original patent, see MPEP § 1416.“ This change simplifies the reissue application process, as applicants are not required to locate and submit…
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