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Reasonably Could Have Raised & Reasonably Diligent

Prior to last year’s SAS decision, district courts split over whether non-petitioned grounds were embraced by the “reasonably could have raised” aspect of 35 U.S.C. §§ 315(e)(2) and 325(e)(2) estoppel.  However, a growing number of district courts post-SAS have construed this phrase to define grounds that a party could have included in its petition, but did not.  In doing so, the courts are also making clear that the burden of proving that a ground could have reasonably have been raised, lies with the Patent Owner.
Continue Reading Courts Apply More Flexible Analysis to PTAB Estoppel

Court Takes Offense to Tactics Geared to PTAB Alone

Litigants beware; Judge Rodney Gilstrap (E.D. Texas) warned litigants considered to be using the district court proceedings to posture positions in co-pending CBM proceedings that ‘[t]he Court does not countenance—in fact this Court is offended by—the strategic use of an Article III Court to gain a tactical advantage in any parallel proceeding.”

But, this dispute may be a preview of things to come as the Patent Trial & Appeal Board (PTAB) aligns itself with the Phillips construction of the courts.Continue Reading Judge Gilstrap Cautions on Tactics Directed Solely to PTAB Interests