Trademark practitioners: learn about representation, signatures, and ethical issues in trademark cases

The video recording of this expired event is posted above. You can see recordings of all past Trademarks Webinar Series presentations on the Trademarks Webinar Series page.

Are you a trademark practitioner who regularly submits filings for trademark applications with the United States Patent and Trademark Office (USPTO)? Do you want to know more about the USPTO’s rules covering practitioner recognition, signatures, and declarations and what steps we take when we suspect the rules are violated? Register for this webinar to learn from our expert attorneys as they cover relevant case law and discuss specific scenarios related to: 

  • General ethical considerations for practitioners
  • Recognition as a representative
  • Signature requirements and authority to sign
  • Rule 11.18 and signature as certification
  • Considerations for proof-of-use audits
  • Addressing misconduct in trademark cases at the USPTO

This webinar is intended for legal professionals and will use a high degree of legal terminology and concepts. The USPTO is applying for CLE credit in Virginia for this course. Space for our popular Trademark webinars tend to fill up fast, so register now to save your spot. 


  • Kathleen Cooney-Porter, Senior Trademark Advisor to the USPTO Director 
  • Robert Lavache, Senior Trademark Legal Policy Advisor
  • David Mayer, Trademark Legal Policy Attorney

Accessibility and contact

This webinar is accessible to individuals with disabilities. Captioning will be provided. Other reasonable accommodations may be available upon request. For any questions about this webinar, please contact