inter partes review

29 Jun: Federal Circuit Agrees with PTAB that Firebug’s Footwear Claims Are Obvious

On June 25, the U. S. Court of Appeals for the Federal Circuit (CAFC) affirmed an appeal from two final written decisions of the United States Patent and Trademark Office’s Patent Trial and Appeal Board (PTAB) in Shoes By Firebug LLC v. Stride Rite Chi…

16 Jun: PTAB Says Collateral Agreements Must Be Filed in Decision Designated Precedential

On June 11, the U.S. Patent and Trademark Office (USPTO) Patent Trial and Appeal Board (PTAB) designated DTN, LLC v. Farms Technology, LLC as precedential. The case involved the parties’ joint motions to terminate two inter partes review (IPR) proceedi…

16 Jun: PTAB Rulemaking: Past, Present, and Future

Recently, the USPTO published a Notice of Proposed Rulemaking (NPRM) to change the “Trial Practice at the Patent Trial and Appeal Board,” which is contained in Part 42 of Title 37 of the Code of Federal Regulations. This is the fifth rule change since …

11 Mar: Patent Filings Roundup: Supercell Locked in Dispute with Gree, Vudu Fends off Uniloc, BASF PGRs Ingevity Patents

Every week, Unified Patents compiles all Patent Trial and Appeal Board (PTAB) and district court filings, lists them, and releases them daily to subscribers. Each Wednesday, IP Watchdog will post the list, with a handful of interesting cases highlighte…

18 Feb: Time to Close the Gap: Is the PTAB Looking at Prosecution Histories in IPRs?

If a recent decision denying institution of an inter partes review (IPR) is any indicator, the answer to the titular question seems to be no, the Board does not routinely review a challenged patent’s prosecution history—even when the history includes a…

30 Jan: PTAB Refuses to Apply SAS Institute on Remand as Ordered by Federal Circuit, Federal Circuit Denies Rehearing

The Federal Circuit recently denied a petition by BioDelivery Sciences International, Inc. (BioDelivery) for a rehearing en banc following a refusal by the Patent Trial and Appeal Board (PTAB) to apply the Supreme Court’s decision in SAS Institute Inc….

28 Jan: PTAB Holds Packet Filtering Claims Unpatentable in Cisco/Centripetal Networks IPR

On January 23, the Patent Trial and Appeal Board (PTAB) issued a final written decision holding all claims (1-20) of U.S. Patent No. 9,160,713 B2 (the ‘713 patent) unpatentable. The ‘713 patent, owned by Centripetal Networks, Inc. (CN), was challenged …

15 Jan: Federal Circuit Affirms District Court Decision for CBS in Light of PTAB Invalidation

Last Friday, the Federal Circuit affirmed a district court decision that found for the CBS Corporation in its defense against infringement and invalidity as to three claims of U.S. Patent No. 8,112,504 owned by Personal Audio, LLC. While the jury initi…

14 Dec: Federal Circuit Reverses PTAB’s Invalidity Decision Regarding a Wireless Communications Patent

In November, the Federal Circuit issued an opinion reversing the Patent Trial and Appeal Board’s (the PTAB or the Board) decision that claim 8 of IPR Licensing Inc.’s (IPRL) wireless communications patent—U.S. Patent No. 8,380,244 (the ‘244 Patent)—was…

12 Dec: Recent USPTO Update Provides Blueprint for PTAB Patent Challenge Process

Since the passing of the America Invents Act (AIA) and the implementation of the inter partes review (IPR) process, IPR has become a popular and important avenue for companies and individuals to challenge the validity of a patent in an administrative p…