Fish & Richardson Ranks #1 for PTAB Trial Activity for Seventh Consecutive Year

Principal W. Karl Renner spoke with Law360 about Fish & Richardson’s continued leadership at the Patent Trial and Appeal Board (PTAB). From 2022 through 2024, the firm handled 473 PTAB trials—more than any other firm—including 183 in 2024 alone. This marks the seventh consecutive year Fish has ranked first in PTAB trial activity, according to Lex Machina.

The article highlights Fish’s strategic integration of litigation and prosecution, which enables clients to navigate PTAB challenges with precision by leveraging the strengths of each practice.

Excerpt: "[The PTAB] is a natural place for us, and it felt that way from the beginning," he said. "And now I think we've got an established track record of understanding the forum and understanding what it means to be there, helping folks know whether it's the right place for them in a given case, and counseling accordingly."

Read the full article: These Firms Are Landing The Most PTAB Work