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Chapter 600
Attorney, Representative, and Signature
601 Owner of Mark May Be Represented by an Attorney at Law
601.01 USPTO Cannot Aid in Selection of an Attorney
601.02 Communications With Applicant or Registrant Who Is Represented by an Attorney
602 Persons Authorized to Practice Before USPTO in Trademark Matters
602.01 Attorneys Licensed to Practice in the United States
602.03 Foreign Attorneys and Agents
602.03(a) Canadian Attorneys and Agents
602.03(b) Foreign Attorneys and Agents From Countries Other Than Canada
602.03(c) Documents Filed by Foreign Attorneys and Agents
602.03(d) Representatives of Holders of International Registrations
602.03(e) Identification of Foreign Attorney in Original Application
604 Recognition as a Representative
604.01 Three Ways to Be Recognized
604.02 Duration of Recognition
605.01 Requirements for Power of Attorney
605.02 Power of Attorney Relating to More Than One Application or Registration
605.03 Associate Powers of Attorney
605.04 Powers of Attorney Filed After Registration
606 Revocation of Power of Attorney
607 Withdrawal of Attorney of Record
608.01 Actions by Unauthorized Persons Not Permitted
608.02 Individuals Excluded, Suspended, or Unauthorized to Practice Before the USPTO
609 Correspondence, With Whom Held
609.01 Establishing the Correspondence Address
609.01(a) Correspondence in §66(a) Applications
609.02 Changing the Correspondence Address
609.02(a) Request to Change Correspondence Address Presumed
609.02(b) Requirements for Request to Change Correspondence Address
609.02(c) Processing Requests to Change the Correspondence Address Before Registration
609.02(d) Changing the Correspondence Address in Multiple Applications or Registrations
609.02(e) Changing the Correspondence Address After Registration
609.02(f) Correspondence After Recordation of Change of Ownership
609.03 Applicant Has Duty to Maintain Current and Accurate Correspondence Address
609.04 Correspondence with Parties Not Domiciled in the United States
610 Designation of Domestic Representative by Parties Not Domiciled in the United States
611 Signature on Correspondence Filed in the United States Patent and Trademark Office
611.01 Signature and Certificate
611.01(a) Signature as Certificate
611.01(b) Requirements for Signature
611.01(c) Signature of Documents Filed Electronically
611.02 Signatures by Authorized Parties Required
611.03(c) Powers of Attorney and Revocations of Powers of Attorney
611.03(e) Petitions to the Director
611.03(f) Amendment, Correction, or Surrender of Registration
611.03(g) Renewal Applications
611.03(h) Designations and Revocations of Domestic Representative
611.03(i) Requests to Change Correspondence Address in an Application or Registration
611.04 Examples of Authorized and Potentially Unauthorized Signatories
611.05(a) Notice of Incomplete Response When Authority of Person Signing Response is Unclear
611.05(b) Replying to a Notice of Incomplete Response
611.05(c) Unsatisfactory Response or Failure to Respond
611.06 Guidelines on Persons With Legal Authority to Bind Certain Juristic Entities
611.06(b) Signature by Partnership
611.06(c) Signature by Joint Venture
611.06(d) Signature by Corporation
611.06(e) Signature by Foreign Companies and Corporations
611.06(f) Signature by Unincorporated Association
611.06(g) Signature by Limited Liability Company
611.06(h) Signature by Limited Liability Partnership
NOTE: This chapter sets forth the procedures for recognition of representatives, signature of documents, and establishing and maintaining the correspondence address in pending applications for registration, and documents filed with the Post Registration Section of the Office. For a statement of practice concerning representation of others, signature of documents, and establishing and maintaining the correspondence address in proceedings before the Trademark Trial and Appeal Board (“Board”), parties should refer to the Trademark Trial and Appeal Board Manual of Procedure (“TBMP”), Chapter 100, available on the United States Patent and Trademark Office (“USPTO”) website at http://www.uspto.gov, or contact the Board at (571) 272-8500.