Awards & Recognitions

Polsinelli Intellectual Property Department Recognized in 2026 IAM Patent 1000

Polsinelli’s Intellectual Property Department has again been recognized among the prestigious IAM Patent 1000 – The World’s Leading Patent Professionals 2026 for its strong patent prosecution and patent litigation capabilities. This guide identifies the top patent professionals in key jurisdictions around the globe and highlights firms and individuals deemed outstanding in this critical area of practice.

This year marks the seventh time Polsinelli has been ranked at the national level on the IAM Patent 1000 list.

Polsinelli’s Intellectual Property Department earned rankings in Colorado, Washington, the D.C. Metro Area and Missouri across the Litigation and Prosecution categories. The firm also maintained its national ranking in the Prosecution category.

Polsinelli is among a select group of U.S. law firms ranked nationally in the Prosecution category. The firm is ranked in the following jurisdictions:

  • United States: Colorado (Litigation, Prosecution and Transactions)
  • United States: D.C. Metro Area (Litigation and Prosecution)
  • United States: Missouri
  • United States: National (Prosecution)
  • United States: Washington (Prosecution)

Polsinelli attorneys again earned a place among the “world’s leading patent professionals.” They include:

  • Corey M. Casey (Missouri, Prosecution)
  • Elton F. Dean III (Missouri, Prosecution)
  • Kathryn J. Doty (Missouri, Prosecution)
  • Gregory P. Durbin (Colorado, Prosecution)
  • Taryn A. Elliott (Colorado, Prosecution) and (National, Design Patents)
  • Jay E. Heidrick (Missouri, Litigation)
  • S. Wade Johnson (Colorado, Prosecution)
  • Chad A. Landmon (D.C. Metro Area, Litigation)
  • Sunwoo Lee (D.C. Metro Area, Litigation)
  • Arriènne (Angel) M. Lezak (D.C. Metro Area, Prosecution)
  • Brian K. McKnight (D.C. Metro Area, Prosecution)
  • Tara A. Nealy (Missouri, Prosecution)
  • Deanna Okun (D.C. Metro Area, Litigation)
  • Emily C. Peyser (Washington, Prosecution)
  • Andrea M. Porterfield (Missouri, Prosecution)
  • John R. Posthumus (Colorado, Litigation)
  • LaTasha M. Snipes (Texas, Litigation)
  • Suni Sukduang (Texas, Litigation) and (National, Post-Grant Proceedings)
  • Patrick C. Woolley (Missouri, Prosecution)

Polsinelli’s nationally recognized Intellectual Property team helps organizations turn innovation into a lasting competitive advantage. The group works with clients in life sciences, technology, and consumer-packaged goods industries, where intellectual property is crucial to valuation, market position and growth. Working seamlessly with attorneys across Polsinelli’s practices, we integrate patent, trademark and brand prosecution, strategy and enforcement into our clients’ broader business objectives, supporting commercial operations, strategic transactions and long-term growth.

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