Proving the existence of Functional Limitations in the Prior Art
Patent – Patently-O 2017-01-11
Summary:
In re Chudik (Fed. Cir. 2016) This non-precedential decision offers a nice refresher on the law of anticipation for functional claim elements and discusses the patent casebook favorite – In re Schreiber, 128 F.3d 1473 (Fed. Cir. 1997). In Schreiber, all of the structural limitations of a popcorn funnel were found in a prior art oil […]