Less than a month after the Supreme Court issued its much-debated Alice Corp. ruling on patent eligibility for abstract ideas, the decision is already making a mark on patent litigation and claims.

The U.S. Court of Appeals for the Federal Circuit invoked the June 19 decision in a July 11 ruling that invalidated a digital-imaging patent. And the U.S. Patent and Trademark Office issued a memorandum directing patent examiners to apply the Alice decision broadly.