Press Release

Patexia Ranks Haynes Boone Appeal Practice 5th Out of Over 1,000 Firms

October 31, 2023

The Haynes and Boone, LLP Appellate Practice Group ranks fifth out of more than 1,000 firms presenting in the Court of Appeals for the Federal Circuit (CAFC) based on number of cases and success rate.

Patexia’s 2023 CAFC Intelligence Report also ranked five Haynes Boone lawyers within the top one percent of attorneys representing appellees or appellants: Debbie McComas, Angela Oliver, David McCombs, Raghav Bajaj, and Andrew Ehmke.

The highly ranked practice was also seventh overall based on the number of cases it handled for both appellees and appellants.

To create its report, Patexia reviewed 4,182 CAFC cases originating from district courts (including ANDA-related cases), the International Trade Commission, and the Patent Trial and Appeal Board.

Haynes Boone’s Patexia rankings have improved from last year’s report in every category. See a full list below:

Firm Rankings:

  • #5 - Best Performing Law Firms Overall (Representing Appellees or Appellants) with a 96.90% performance score
  • #7 - Most Active Law Firms Representing Appellees with 96 cases
  • #10 - Most Active Law Firms Overall (Representing Appellees or Appellants) with 120 cases
  • #11 - Best Performing Law Firms Representing Appellees with a 97.15% performance score
  • #19 - Best Performing Law Firms Representing Appellants with a 92.25% performance score
  • #43 - Most Active Law Firms Representing Appellants with 24 cases

Lawyer Rankings:

Debbie McComas

  • #5 - Most Active CAFC Attorneys Representing Appellees
  • #13 - Most Active CAFC Attorneys Overall (Representing Appellants and Appellees)
  • #21 - Best Performing CAFC Attorneys Representing Appellees
  • #34 - Best Performing CAFC Attorneys Overall (Representing Appellants or Appellees)
  • #70 - Most Active CAFC Attorneys Representing Appellants
  • #96 - Best Performing CAFC Attorneys Representing Appellants

Angela Oliver

  • #4 - Best Performing CAFC Attorneys Representing Appellees
  • #4 - Best Performing CAFC Attorneys Overall (Representing Appellants or Appellees)
  • #14 - Most Active CAFC Attorneys Representing Appellees
  • #29 - Most Active CAFC Attorneys Overall (Representing Appellants and Appellees)
  • #82 - Best Performing CAFC Attorneys Representing Appellants

David McCombs

  • #17 - Most Active CAFC Attorneys Representing Appellees
  • #43 - Best Performing CAFC Attorneys Representing Appellees
  • #44 - Most Active CAFC Attorneys Overall (Representing Appellants and Appellees)

Raghav Bajaj

  • #46 - Best Performing CAFC Attorneys Overall (Representing Appellants or Appellees)
  • #58 - Best Performing CAFC Attorneys Representing Appellees
  • #59 - Most Active CAFC Attorneys Representing Appellees

Theodore Foster

  • #64 - Best Performing CAFC Attorneys Representing Appellees
  • #80 - Most Active CAFC Attorneys Representing Appellees

David O’Brien

  • #85 - Most Active CAFC Attorneys Representing Appellees
  • #95 - Best Performing CAFC Attorneys Representing Appellees

Andrew Ehmke

  • #49 - Best Performing CAFC Attorneys Representing Appellees
  • #67 - Best Performing CAFC Attorneys Overall (Representing Appellants or Appellees)

Described by Chambers USA 2023 as “a destination appellate practice” and praised as being “pretty widely recognized as number one,” the Haynes Boone Appellate Practice Group received the highest ranking in Texas in Chambers USA (Chambers and Partners). Clients appreciate their collaborative, laser-focused approach to shaping litigation strategy, preserving error, prosecuting and defending expert witness challenges, crafting and arguing the jury charge, and preparing all manner of legal briefings before, during and after trial.


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