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Insufficient Written Description in Provisional Application Triggers On-Sale Bar of Subsequent Patent

A provisional patent application must include sufficient description to allow a person having ordinary skill in the art to make an invention as claimed in an asserted patent claiming priority to the provisional application, as rec… Read More

PTAB: Filled May Be Indefinite, Unfilled Is Adequately Described

Tinnus Enterprises, LLC (“Tinnus”), owner of U.S. Patent No. 9,527,612 B2 (“the ‘612 patent”) recently suffered a setback when the U.S. Patent Trial and Appeal Board ordered institution of a post-grant review of the… Read More