Madeleine T. Patton

Staff Attorney

Thank you for your interest. Before you communicate with one of our attorneys, please note: Any comments our attorneys share with you are general information and not legal advice. No attorney-client relationship will exist between you or your business and O’Melveny or any of its attorneys unless conflicts have been cleared, our management has given its approval, and an engagement letter has been signed. Meanwhile, you agree: we have no duty to advise you or provide you with legal assistance; you will not divulge any confidences or send any confidential or sensitive information to our attorneys (we are not in a position to keep it confidential and might be required to convey it to our clients); and, you may not use this contact to attempt to disqualify O’Melveny from representing other clients adverse to you or your business. By clicking "accept" you acknowledge receipt and agree to all of the terms of this paragraph and our Disclaimer.


Madeleine focuses her practice on intellectual property law with a particular emphasis on trademark and copyright matters. Madeleine also has experience counseling on issues involving unfair competition and privacy.

Madeleine assists clients with clearance issues, portfolio development and maintenance, trademark oppositions in the US Patent and Trademark Office, trademark prosecution, both foreign and domestic, and litigation. Madeleine previously served as an Intern at the USPTO.


Bar Admissions

  • California


  • University of San Francisco School of Law, J.D.: Comments Editor, USF Law Review; Technical Editor, USF Maritime Law Journal
  • Gonzaga University, B.A., Psychology

Professional Activities


  • United States Patent and Trademark Office, Trademark Intern, Policy & Petitions Office


  • “How to Protect Users’ Copyright Rights in the Age of Social Media Platforms and Their Unread Terms of Service,” USF Law Review (Volume 53, Issue 3)