Bart Eppenauer

Shook Hardy & Bacon LLP

Bart Eppenauer rejoined Shook after serving as Microsoft’s chief patent counsel for more than a decade. In that role, Bart led the Patent Group in the Legal and Corporate Affairs department, where he developed Microsoft’s patent portfolio of more than 35,000 issued patents worldwide and managed a team of more than 100 patent professionals offering patent counseling and product development support across all of Microsoft’s business and research divisions.

Under Bart’s guidance, Microsoft’s high-quality patent portfolio resulted in an extremely successful IP licensing program and received top rankings in IEEE Spectrum, BusinessWeek and The Patent Board.

Bart’s practice at Shook focuses on strategic IP counseling and analysis, pre-­litigation and litigation strategy, complex multilateral IP transactions and license agreements and IP policy advocacy.

Bart has extensive experience in IP transactions and scenarios, including product development agreements; patent licensing (including patent pools); open source software licensing; usage and contributions; industry standards usage, participation and contributions; strategic alliances, joint development and collaboration agreements; and due diligence involving IP asset evaluation.

He works closely with government and judicial officials, academics and industry leaders worldwide on IP policy issues, including ongoing judicial and legislative patent reform efforts.

Bart was also counsel of record and co-authored U.S. Supreme Court amicus briefs filed on behalf of the Intellectual Property Owners Association in WesternGeco v. ION Geophysical (2018), Cuozzo Speed Technologies v. Lee (2016) and Alice Corp. v. CLS Bank (2014).

Bart is a frequent author and speaker on a range of IP issues, with particular expertise in patent subject matter eligibility of computer implemented inventions. He is the creator and lead author of Cloud IPQ – Enhancing Your Cloud IP IQ, and is a regular IAM blog contributor and had the most-read stories of both 2014 and 2015.

He has also been published and quoted in Inside Counsel, Morning Consult, Law360, Patently­-O, Managing Intellectual Property and IP Watchdog.


  • J.D., with distinction, University of Iowa College of Law, 1990
  • B.S., University of Missouri – Columbia, 1987 (Electrical Engineering)

Bar Admissions:

  • Illinois
  • Kansas
  • Missouri
  • Washington
  • U.S. Patent and Trademark Office


  • American Intellectual Property Law Association
  • Intellectual Property Owners, Education Foundation, Board of Directors
  • Washington State Patent Law Association
  • Law360, “Voices of the Bar” Panel

Community Involvement:

  • KIND: Kids In Need of Defense, Washington State Advisory Committee


Rate : $$$

What types of cases Attorney Bart Eppenauer & Shook Hardy & Bacon LLP can handle?
Shook Hardy & Bacon LLP can handle cases related to laws concerning Litigation, Intellectual Property, Privacy, Telecommunications. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Shook Hardy & Bacon LLP located?
Shook Hardy & Bacon LLP is located at 701 5th Ave #6800, Seattle, WA 98104, USA. You can reach out to Shook Hardy & Bacon LLP using their phone line 206.344.7699. You can also check their website or email them at [email protected].
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Shook Hardy & Bacon LLP
701 5th Ave #6800, Seattle, WA 98104, USA
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