Main720.204.5666 Fax720.204.5669
216 16th Street,
Suite 1350
Denver, CO 80202
8681 Eagle Pt. Blvd.
Lk Elmo, MN 55042


Eric R. Drennan


720.204.5733 – EmailvCard – LinkedIn

Eric combines his technical background in mechanical and manufacturing engineering technology with 10+ years of intellectual property (IP) legal experience to effectively and efficiently develop his clients’ IP assets. Eric’s practice focuses on patent preparation and prosecution, patent analysis, IP due diligence, and IP portfolio management. Eric works in a variety of technical areas including, for example, mechanical devices, manufacturing technology, propulsion systems, materials science, data storage systems, semiconductor devices, telecommunications, electronics, consumer goods, and Internet-based technology.

Eric regularly volunteers as an alumni judge for the Colorado School of Mines Senior Design Program at the College of Engineering. Eric is also a licensed aviator and enjoys flying in his spare time as well as snow skiing in the winter.

J.D. – University of Denver, Sturm College of Law
B.S. Engineering, Mechanical Specialty – Colorado School of Mines

United States Patent and Trademark Office

Professional Organizations
American Bar Association
American Intellectual Property Law Association (AIPLA)
American Society of Mechanical Engineers (ASME)
Colorado Bar Association
Colorado School of Mines Alumni Association-Denver Metro Committee
Denver Bar Association
The Richard S. Linn, American Inn of Court


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