Julianna Deligans, Intellectual Property Law attorney, trademark law oklahoma city, Super Lawyer
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Julianna P. Deligans Of Counsel

T 405-553-2810 | F 405-553-2855 | jdeligans@hallestill.com

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Julianna Deligans practices exclusively in the Intellectual Property arena. Her specialty area includes all aspects of  trademark law, including the selection, adoption, registration and licensing of trademarks, the enforcement of trademark rights, branding and litigation. She is past President of the Oklahoma Bar Association, Intellectual Property Law Section and has served as Section Officer since 2008. She currently serves as Director-At-Large/Immediate Past President. She has been recognized as an Oklahoma Super Lawyer in Intellectual Property and as an Associate to Watch by Chambers USA. In addition, she has been recognized as a Best Lawyer in America in Copyright Law and Trademark Law, and s a frequent speaker on Intellectual Property issues, including the Oklahoma Bar Association MCLE, Trademark Law. Further, in 2014 she was named a top 25 female attorney in Oklahoma by Super Lawyers.

Julianna's trademark practice includes trademark clearance searches and opinions, state trademark applications/registrations, procuring federal trademark registrations with the United States Patent and Trademark Office, as well as post-registration proceedings before the United States Patent and Trademark Office.  She also regularly assists clients in procuring trademark protection abroad.  Julianna also practices in the areas of copyright law and unfair competition. In addition, she served as a judge for the 2010 i2E Donald W. Reynolds Governor's Cup Business Plan Competition.


  • University of Oklahoma College of Law (J.D., 2003)
  • Oklahoma State University (B.S. in Cell & Molecular Biology, with honors, 2000)


  • Oklahoma, 2003
  • U.S. District Court for the Northern and Western Districts of Oklahoma
Honors & Awards


  • 2017 Best Lawyers Lawyer of the Year - Trademark Law - Oklahoma City
Legal Experience
  • 2007 - Present Hall Estill
  • 2001 - 2007 Dunlap, Codding & Rogers
Specialty Areas
  • Unfair Competition
  • Trademarks
  • Copyrights
Professional Involvement
  • Oklahoma Bar Association, Intellectual Property Section, President (2012)
  • American Intellectual Property Law Association
  • American Bar Association, Intellectual Property Section, Member
  • Oklahoma County Bar Association, Young Lawyers Division Board Member (2004-2006)
  • Oklahoma Bar Association, Intellectual Property Section, Director (2008-present) 
  • International Trademark Association, Leadership Development Subcommittee of the Membership Services Committee
Community Involvement
  • Oklahoma City Pi Beta Phi Alumni Club. Vice President Elect 2006-2007; President 2007-2008
  • Member, MAPS 3 Citizen Advisory Board's Oklahoma River Subcommittee
Teaching/Lecture Experience
  • Speaker, Oklahoma Bar Association MCLE, Trademark Law