The BakerHostetler Intellectual Property Group earned 10 practice rankings and 26 attorney recognitions in the 2025 IAM Patent 1000: The World’s Leading Patent Professionals. Based on an intensive research process, the guide identifies firms and individuals who are outstanding in the critical area of patent law.

Listed below are the practices and attorneys earning this distinction in 2025:

Practice Rankings

  • Firm: litigation (California)
  • Firm: prosecution (California)
  • Firm: litigation (Washington, D.C.)
  • Firm: prosecution (Washington, D.C.)
  • Firm: prosecution (Pennsylvania)
  • Firm: litigation (Pennsylvania)
  • Firm: prosecution (Georgia)
  • Firm: prosecution (Washington)
  • Firms: litigation (Illinois)
  • Firms: (Ohio)

Attorney Ratings

  • Chris Arena – Individuals: prosecution and Individuals: transactions (Georgia)
  • Lisa Collins – Individuals: prosecution and Individuals: transactions (Georgia)
  • Bill Bergmann – Individuals: litigation (DC Metro Area)
  • Tim Casey – Individuals: transactions and Individuals: prosecution (Washington)
  • Brendan Clark – Individuals: (Ohio)
  • Lisa Collins – Individuals: prosecution and Individuals: litigation (Georgia)
  • David Farsiou – Individuals: prosecution (Pennsylvania)
  • Dan Goettle – Individuals: litigation (Pennsylvania)
  • Doug Grady – Individuals: litigation (Washington)
  • Bob Hails – Individuals: prosecution and Individuals: litigation (DC Metro Area)
  • Jason Hoffman – Individuals: litigation (DC Metro Area)
  • Mark Itri – Individuals: prosecution and Individuals: transactions (California)
  • Kevin Kirsch – Individuals: litigation (California) and Individuals: (Ohio)
  • Mark Krietzman – Individuals: prosecution (California)
  • Jen Kurcz – Individuals: litigation (Illinois)
  • John Letchinger – Individuals: litigation (Illinois)
  • Stephanie Lodise – Individuals: prosecution (Pennsylvania)
  • Joe Lucci – Individuals: prosecution and Individuals: litigation (Pennsylvania)
  • Tayan Patel – Individuals: prosecution and Individuals: transactions (DC Metro Area)
  • Andrew Samuels – Individuals: (Ohio)
  • Steven Samuels – Individuals: prosecution (Pennsylvania)
  • Leif Sigmond – Individuals: International Trade Commission (National) and Individuals:
    litigation (Illinois)
  • Mike Swope – Individuals: transactions and Individuals: prosecution and Individuals:
    litigation (Washington)
  • Miranda Wang – Individuals: prosecution (Washington)
  • Theresa Weisenberger – Individuals: prosecution and Individuals: transactions and Individuals: litigation (Georgia)
  • Tim Worrall – Individuals: prosecution (Colorado)