Imagine That IP Law Blog

In an Inter Partes Review (IPR), the burden of proof and persuasion lies with the petitioner to demonstrate "unpatentability by a preponderance of the evidence" under 35 U.S.C. § 316(e). “[T]hat burden never shifts to the patentee.” Dynamic Drinkware, LLC v. Nat'l Graphics, Inc., 800 F.3d 1375, 1378-79 (Fed. Cir. 2015). Accordingly, to invalidate a claim in an IPR, the petitioner must establish by a preponderance of the evidence, that a claim in a patent is unpatentable.

To prove that a claim is unpatentable for violating “obviousness” requirements under 35 U.S.C §103, a ... Read More ›

Director Vidal is reshaping the rules for discretionary denials of Inter Partes Review (“IPRs”) at the Patent Trials and Appeals Board (“PTAB”). The Director’s most recent decision in AviaGames v. Skillz Platform, Inc., IPR2022-00530, comes on the heels of her decision in CommScope Tech. v. Dali Wireless, Inc., IPR2022-01242.  In AviaGames, the Director articulates a new discretionary denial standard for IPRs where the patent has been ruled invalid under 35 U.S.C. § 101 in the parallel District Court litigation. (For a detailed discussion of CommScope see our previous ... Read More ›

The Director of the USPTO, Kathi Vidal, issued a decision this week raising the likelihood that the Patent Trials and Appeals Board (PTAB) will exercise its discretion to deny the institution of Inter Partes Review (IPR) challenges. Last June, Vidal issued guidance on the discretionary denial standard, which was widely interpreted to be the death knell for discretionary denials. The Director’s decision this week will undoubtedly change that view. It appears that the prospects for discretionary denial are alive and well at the PTAB.

In  COMMSCOPE TECHNOLOGIES LLC, v DALI ... Read More ›