Brian P. Wallenfelt

3200 IDS Center, 80 South Eighth Street
Minneapolis, MN 55402
D: 612.371.5304
Contact My Assistant
Melissa Ziegler
D: 612.336.4632


William Mitchell College of Law
   J.D., summa cum laude, 2013

University of Minnesota
   M.S. Computer Science, 2007

University of Illinois at Urbana-Champaign
   B.S. Computer Engineering, with highest honors, 2003

Bar and Court Admissions

U.S. Patent and Trademark Office, 2015
Minnesota State Bar, 2013

Professional Affiliations

Minnesota Intellectual Property Law Association

Awards & Recognition

Burton Award for Excellence in Legal Writing

CALI Award for Highest Grade in Bankruptcy, Constitutional Law—Powers, Patents II, Secured Transactions, and Torts II

William Mitchell College of Law President’s Scholarship Recipient (full merit scholarship)

Publications & Speaking

Overview of the Patent Trial and Appeal Board, The Computer & Internet Lawyer, Volume 31 (December 2014)

Overview of the Patent Trial and Appeal Board, The Federal Lawyer, (August 2014)

Hatch-Waxman and Medial Devices, 40 Wm. Mitchell L. Rev 4 (2014)

Foreword: Is It Time for an Abbreviated Premarket Approval for Medical Devices?, 39 Wm. Mitchell L. Rev 1026 (2013)

Brian Wallenfelt is  a registered patent attorney. His practice focuses on patent prosecution and post-grant proceedings related to electrical, computer, software, and medical device inventions. Brian has represented clients as both petitioners and patent owners in inter partes review proceedings. Brian also often performs infringement and validity analysis of issued patents.  In addition, Brian advises clients on licensing negotiations and drafts licensing agreements relating to technology and intellectual property.

Brian has experience in many technologies, but has focused extensively on image processing and image/video encoding, three-dimensional computer graphics, mobile device operating systems, parallel computing/high performance computing/supercomputing, machine learning, and bioinformatics.

Prior to his legal career, Brian served in various engineering and management roles at multiple technology and medical device companies—ranging in maturity from early-stage startup to established multinational. He is a prolific inventor with over twenty patent applications filed, many of which have now issued as patents.  Perhaps most importantly, Brian was also a frequent consumer of legal services during this time. Brian understands first-hand what businesses expect from attorneys: communication, cost-effective services, and solutions.

Brian graduated with highest honors from the University of Illinois at Urbana-Champaign, earning a B.S. in computer engineering. He also earned an M.S. in computer science from the University of Minnesota, where he focused his studies on bioinformatics and related machine learning techniques.