Dillon E. Durnford

(414) 271-7590

Practice Areas

  • Patent

Technology Areas

  • Mechanical Patents
  • Electrical Patents & Software Patents


  • University of Wisconsin (B.S. Electrical Engineering)
  • George Mason School of Law (J.D., cum laude)

Bar and Court Admissions

  • United States Patent and Trademark Office
  • Supreme Court of Wisconsin
  • New York Court of Appeals

Dillon E. Durnford is a registered patent attorney and non-equity partner at Andrus Intellectual Property Law. Dillon’s practice focuses on acquiring strong patent protection for complex technological innovations through domestic and international patent prosecution. In addition to representing clients before the United States Patent and Trademark Office (USPTO), Dillon counsels clients on issues related to patentability, patent validity, and patent infringement.



Dillon has experience with a wide range of electrical, software, and automation-related technologies, including:

  • digital imaging
  • image analysis
  • machine learning and artificial intelligence
  • computer-aided diagnostics
  • medical devices
  • depth imaging
  • cloud computing
  • software
  • bioinformatics
  • internet-of-things (IoT)
  • network security
  • electrical circuits
  • mechanical devices

Education and Experience

Prior to his career as a patent attorney, Dillon worked as a Patent Examiner at the USPTO, where he examined patent applications in digital imaging technologies.

Dillon received a law degree from George Mason School of Law (cum laude), with a specialization in intellectual property, and received an electrical engineering degree from the University of Wisconsin.