The Federal Circuit Court of Appeals has struck down many patents on the grounds that they are invalid as directed to an abstract idea, relying on the Supreme Court’s Alice decision.  In In re Elbaum (Fed. Cir. 12/20/2023) 2023 U.S. App. LEXIS 33719, the Federal Circuit affirmed the Patent Trial and Appeal Board’s rejection of the claims in a patent application as directed to an abstract idea.Continue Reading And Again, Abstract Ideas are Not Patentable!