Fed. Cir. No. 2021-2320, 2021-2376: Typically patent drafters omit phrases like “at least one” from patent claims to improve readability, but a recent court decision may reverse the trend.
CAFC No. 22-1595: In this precedential decision on induced infringement, the Federal Circuit clarified that “past conduct is relevant to what will happen in the future”.
The Court of Appeals for the Federal Circuit found that dependent claims invalidated by collateral estoppel also invalidated the parental independent claim.