Maintaining Trademark Registrations | Practical Law
This Practice Note discusses the deadlines and requirements for maintaining federal trademark registrations with the US Patent and Trademark Office (USPTO). The Note covers proving continued use (Section 8 and Section 71 Declarations or Affidavits), renewing registrations (Section 9 Applications), and filing for incontestability (Section 15 Declarations or Affidavits), including special requirements for international registrations.