CAFC Affirms PTAB’s Decision That Printed Matter Doctrine Can Be Used In Claim Construction

By Reza Mollaaghababa In an inter partes review proceeding, a challenger cannot raise patent-eligibility as a ground of invalidity.  Rather, the invalidity grounds are limited to lack of novelty and obviousness.  Notwithstanding, in construing claim terms, the PTAB can decide not to give patentable weight to certain claim limitations that are not patent-eligible. In Praxair … Continue reading CAFC Affirms PTAB’s Decision That Printed Matter Doctrine Can Be Used In Claim Construction

USPTO Proposes Change In Claim Construction Standard For Post-Grant Proceedings

By Reza Mollaaghababa On May 9, 2018, U.S. Patent and Trademark Office (PTO) issued a notice of proposed rule for changing the standard for construing claims in unexpired patents in inter partes review (IPR), post-grant review (PGR), and transitional covered business method (CBM) proceedings from current broadest reasonable interpretation (BRI) to the same claim construction … Continue reading USPTO Proposes Change In Claim Construction Standard For Post-Grant Proceedings

PTAB Issues Guidelines for Motions to Amend

By Reza Mollaaghababa An en banc panel of the Court of Appeals for the Federal Circuit (CAFC) in the case of Aqua Products, Inc. v. Matal recently held that in an inter-partes (IPR) proceeding, the burden of persuasion rests with the challenger to persuade the PATB that substitute claims proposed by a patent owner in … Continue reading PTAB Issues Guidelines for Motions to Amend

Federal Circuit Slams PTAB Amendment Policy

By Tom Engellenner On October 4, 2017, the Court of Appeals for the Federal Circuit, sitting en banc, overruled an earlier panel decision and found that the Patent Trial and Appeal Board (PTAB) had been impermissibly placing the burden of proving the patentability of amended claims on the Patent Owner, rather than the Petitioner.   See, … Continue reading Federal Circuit Slams PTAB Amendment Policy