Category Archives: prior art

Shire’s Granted Motion to Amend Offers Additional Insight Into PTAB Amendment Practice

When a patent undergoes review at the Patent Trial and Appeal Board (“PTAB”), the Patent Owner has an opportunity to file a motion to amend claims so that a substitute claim can be proposed for each claim sought to be amended. … Continue reading

Posted in claim challenges, inter partes review, Motion to Amend, prior art, PTAB, Uncategorized | Tagged , , , , , , , , , , , , | Leave a comment

PTAB Narrows Its Preliminary Claim Interpretation To Uphold Cellular Patent

In July, 2014 Ericsson Inc. and Telefonaktiebolaget LM Ericsson (“Ericsson”) petitioned for inter partes review of claims 1, 2, 8-12 and 18-22 of U.S. Patent No. 7,787,431 owned by Intellectual Ventures II  LLC (“IV”).  In February, 2015, the Board instituted … Continue reading

Posted in Broadest Reasonable Interpretation standard, claim challenges, Claim Construction, Expert Witnesses, inter partes review, prior art, PTAB, Uncategorized | Tagged , , , , , , , , | Leave a comment

Are Patent-Friendly PTAB Decisions On the Rise?

Patent litigation changed with passage of the America Invents Act. Overnight the PTAB became a new venue for challenging patent claims using IPRs, CBMs and PGRs. The initial reaction by the patent bar to the PTAB’s “take charge” approach to … Continue reading

Posted in America Invents Act, claim challenges, Claim Construction, Damages, Future of PTAB Trial Practice, inter partes review, Litigation, Post Grant Review, preponderance of evidence, prior art, PTAB, PTAB Patent Trials, Uncategorized | Tagged , , , , , , , , , , , , , , | Leave a comment

Federal Circuit Employs Phillips Claim Construction to Measure Claims Amended in Reexamination for Possible Intervening Rights

When patent owners sue an accused infringer for patent infringement, one way for the accused infringer to avoid liability is to show noninfringement of the patent claims.  But if the claims are extremely broad, the accused infringer may find it difficult … Continue reading

Posted in Broadest Reasonable Interpretation, claim challenges, Claim Construction, clear and convincing evidence, covered business methods, Damages, Ex Parte Prosecution, Federal Circuit, inter partes review, intervening rights, Litigation, past damages, Phillips claim construction, Post Grant Review, preponderance of evidence, prior art, reexamination generally | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

IPRs And Settlement of Patent Infringement Cases

The passage of the AIA is still relatively recent, yet statistics are starting to emerge that demonstrate the effective use of IPRs to settle patent infringement cases.  IAM magazine recently published an interesting report by Unified Patents showing that IPRs have … Continue reading

Posted in America Invents Act, claim challenges, inter partes review, prior art, Settlements in Post-Grant Proceedings | Tagged , , , , , , , , , , , , , , | Leave a comment

Board Limits Multiple IPR Challenges in Samsung Electronics v. Rembrandt Wireless Technologies

June 22, 2015 Rembrandt Wireless Technologies sued Samsung and Research in Motion for infringement of  U.S. Patent 8,457,228 in June 2013.  The ‘228 patent relates to data communications, and in particular to a data communication system in which a plurality of modems … Continue reading

Posted in America Invents Act, claim challenges, inter partes review, IPR Joinder, Joinder of AIA Proceedings, Joinder Post AIA, petitions practice, prior art | Tagged , , , , , , , , | Leave a comment

Federal Circuit Interprets Board’s Broadest Reasonable Interpretation Standard – Part II

In Microsoft Corp. v. ProxyConn, Inc. v. Michelle K. Lee, Intervenor (Fed. Cir. cases 2014-1542 and -1543), the Federal Circuit reversed claim constructions made by the Board in the underlying IPRs.  One of the claim constructions that was reversed related … Continue reading

Posted in America Invents Act, Broadest Reasonable Interpretation standard, claim challenges, Claim Construction, Federal Circuit, inter partes review, prior art, PTAB, PTAB Patent Trials | Tagged , , , , , , , , , , , , , , , | Leave a comment

PTAB Denies 2Wire IPR Petitions

June 10, 2015 TQ Delta LLC sued Pace Americas, Inc. for patent infringement in the U.S. District Court for the District of Delaware in November 2013.  TQ Delta LLC v. 2Wire Inc., Case no. 1:13-cv-01835-RGA. The complaint was amended to name … Continue reading

Posted in America Invents Act, claim challenges, inter partes review, Litigation, prior art, PTAB Patent Trials | Tagged , , , , , , , | Leave a comment

In re Cuozzo Speed Technologies: Federal Circuit Affirms Board Finding of Unpatentability in First IPR

The Federal Circuit affirmed the final determination of the Board in the first inter partes review under the Leahy-Smith America Invents Act (AIA).   Garmin petitioned for IPR of claims 10, 14 and 17 of U.S. Patent No. 6,778,074 owned by Cuozzo … Continue reading

Posted in America Invents Act, Broadest Reasonable Interpretation standard, claim challenges, Claim Construction, Federal Circuit, inter partes review, Mandamus Actions in the Federal Circuit, prior art, PTAB Patent Trials, reexamination generally | Tagged , , , , , , , , , , , , , , | Leave a comment

PTAB Joinder Practice Update: Board Interprets 35 U.S.C. § 315(c) to Require Party Joinder

Sep. 30, 2014 In at least two decisions last week, the Patent Trial and Appeal Board (PTAB or Board) interpreted the IPR joinder provision, 35 U.S.C. § 315(c), to preclude a joinder request by an existing party to the proceeding.  The … Continue reading

Posted in 315(b) One Year Bar, claim challenges, Future of PTAB Trial Practice, inter partes review, Litigation, prior art, PTAB, PTAB Patent Trials | Tagged , , , , , , , , , | 1 Comment