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Post-Grant Review CAFC Patent Litigation

Troutman Pepper Locke

Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast

Troutman Pepper Locke on

In this episode of the Post-Grant Podcast, Andy Zappia, Nick Gallo, and Bryan Smith explore the evolving landscape of estoppel in inter partes review (IPR) and post-grant review (PGR) proceedings at the Patent Trial and...more

Wilson Sonsini Goodrich & Rosati

Patent Post-Grant Proceedings Continue Despite Covid-19 Disruptions

The Patent Trial and Appeal Board (PTAB) and the United States Court of Appeals for the Federal Circuit (CAFC) have made adjustments in their practices to accommodate the new realities of COVID-19 and social distancing, but...more

Troutman Pepper Locke

CAFC Finds Another PTAB Claim Construction Unreasonable and Again Reverses an Invalidity Holding

Troutman Pepper Locke on

In an inter partes review (IPR) proceeding, the meaning of terms used in challenged claims of an unexpired patent are given their broadest reasonable interpretation in light of the claim language and the specification. The...more

Foley & Lardner LLP

CAFC Upholds Preliminary Injunction Despite Unpatentability Ruling of PTAB

Foley & Lardner LLP on

This week in Tinnus Enterprises LLC v. Telebrands Corp. (Moore, Wallach and Stoll), the Federal Circuit upheld the grant of a preliminary injunction by the Eastern District of Texas, despite a PTAB Final Written Decision...more

Troutman Pepper

Estoppel Does Not Attach When Petitioner’s Grounds Are Denied As Redundant

Troutman Pepper on

Under 35 U.S.C. 315(e)(1), a petitioner in an inter partes review of a claim in a patent that has resulted in a final written decision by the Board may not request or maintain a proceeding before the Patent Office with...more

Troutman Pepper

CAFC Vacates a PTAB Decision Due To Faulty Claim Construction

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In a rare case of disagreeing with the Patent Trial and Appeal Board (PTAB), the Court of Appeals for the Federal Circuit (CAFC) vacated and remanded a PTAB decision invalidating claims 10-25 of PPC Broadband, Inc.’s U.S....more

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