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Mary H. Drabnis

Of Counsel

301 Main Street
Suite 1400
Baton Rouge, LA 70801

Dr. Mary Drabnis is of counsel in the intellectual property practice in Baton Rouge, and a patent attorney registered with the U.S. Patent and Trademark Office.

Mary's experience includes the preparation and prosecution of patents, patent appeals, and patent interferences, before the U.S. Patent and Trademark Office. Her work has focused on the chemical arts and the mechanical arts. She has conducted patent validity and non-infringement analyses and prepared legal opinions related to such validity and non-infringement analyses. Mary’s patent experience includes catalysis, catalyst activators, biocides, curatives for polyurethanes, coatings, agricultural chemicals, flame retardants, oilfield chemicals, small molecule pharmaceuticals, and mercury sorbents. She also has experience in trademark registration and prosecution before the U.S. Patent and Trademark Office. Additionally, prior to attending law school, Mary served as a Technical Advisor and as a Patent Agent.

Mary currently serves as an Adjunct Professor at Southern University Law Center, teaching a course in Patent Prosecution.


  • J.D., Louisiana State University Paul M. Hebert Law Center, 2003
  • Ph.D., University of Southern California, 1997
  • B.A., Rutgers University, 1992

Bar Admissions

Louisiana, Texas