I was testing out westlaw's "atleast#" search function and ended up with this chart on how often the Federal Circuit uses the term "patent" in its patent-focused decisions. pic.twitter.com/M6RuVk2fZJ
— Dennis Crouch (@patentlyo) October 29, 2021
For these numbers, I aggregated all opinions filed with each decision. The leading decision appears to be Aqua Products, Inc. v. Matal, 872 F.3d 1290 (Fed. Cir. 2017) with several hundred “patent” repeats across the four opinions in that en banc decision.