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Haynes and Boone

Andrew S. Ehmke

Andrew S. Ehmke



  • Intellectual Property
  • Intellectual Property Litigation
  • Patent Office Trials
  • Patents

WSG Practice Industries


Haynes and Boone
Texas, U.S.A.

WSG Leadership

Patent Law Workshop Group
ABA Group
Andy Ehmke is primary counsel for many high-profile technology companies in inter partes review (IPR) proceedings before the U.S. Patent Trial and Appeal Board. His practice spans nearly 20 years, during which he has guided clients through licensing and technology development, intellectual property litigation, Federal Circuit appellate arguments, and patent portfolio development.

Andy is also the firm’s Chief Information Partner overseeing the firm’s technology and cybersecurity strategies and a member of the firm’s board of directors. Andy has a degree in computer science, and has previously worked as an information systems consultant and as a software developer for hand-held computing devices. His technical areas of experience include software, networking, cloud-based computing and services, mobile devices and computing hardware. Andy continues software development as a hobby, and has co-written and developed Haynes and Boone’s proprietary software for tracking, managing, and docketing IPR proceedings at the PTAB.

Bar Admissions

Texas; U.S. Patent and Trademark Office


J.D. University of Dayton, 1999
B.S. Computer Science Michigan State University, 1996
Areas of Practice

Intellectual Property | Intellectual Property Litigation | Patent Office Trials | Patents | Technology Transactions

Professional Career

Professional Associations

U.S. Patent and Trademark Office; American Bar Association; Dallas Bar Association


Haynes and Boone Blogs
Haynes and Boone 

Haynes and Boone Blogs includes the Firm Blog, IP Beacon: Patent Law Review, Practical Benefits Lawyer, Texas Insurance Academy and The Dec Sheet-Insurance Law

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