Michael G. Dreznes


Costa Mesa
T +1.714.966.8806
F +1.714.754.6611


Michael Dreznes focuses on patent prosecution and portfolio management in his practice, advising clients primarily in the areas of computer and electrical arts, including machine learning and augmented reality. Utilizing his background as a former software engineer, he helps clients build strategic patent portfolios around a wide array of industry standards such as long-term evolution (LTE), 802.11x, H.266 and Multimedia over Coax Alliance (MoCA).

Michael provides guidance on matters relating to inter partes review, licensing transaction and acquisition due diligence, and invalidity, noninfringement and freedom to operate opinion preparation. He also assists clients with standards targeting and reviewing patent portfolios for standard applicability.

As a software engineer, Michael developed interactive voice response systems, communications protocols and corporate risk management client/server applications. This practical experience gives him valuable insight into clients' strategic business goals and how to best guide them through the myriad of details involved in the patent process.

Recognitions and Memberships


  • The Legal 500
    • Next Generation Lawyer, Intellectual Property: Patents: Prosecution, including re-examination and post-grant proceedings (2017 to 2020)
    • Recommended, Intellectual Property: Patents: Licensing (2019)


  • California Bar Association


  • U.S. District Court, Northern District of Illinois
  • California
  • Illinois
  • U.S. Patent and Trademark Office, Registration No. 59,965


  • J.D., University of Illinois College of Law, 2006
  • B.S., Computer Science Engineering, University of Notre Dame, 1999