CFR 37-11.18-2013 Patents, trademarks, and copyrights. Part11:Representation of others before the united states patent and trademark office. Section11.18:Signature and certificate for correspondence filed in the Office.
(a) For all documents filed in the Office in patent, trademark, and other non-patent matters, and all documents filed with a hearing officer in a disciplinary proceeding, except for correspondence that is required to be signed by the applicant or party, each piece of correspondence filed by a practitioner in the Office must bear a signature, personally signed or inserted by such practitioner, in compliance with § 1.4(d) or § 2.193(a) of this chapter.
CFR 37-11.18-2013 history
2013CFR 37-11.18-2013 Patents, trademarks, and copyrights. Part11:Representation of others before the united states patent and trademark office. Section11.18:Signature and certificate for correspondence filed in the Office.