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Analysis of USPTO post-issuance proceedings

Claim construction

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USPTO Proposes to Narrow Claim Interpretation in AIA Patent-Validity Trials

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By Eagle Robinson (US) on May 9, 2018

In a move that may make it harder to invalidate—but also potentially easier to limit the scope of—challenged patents, the US Patent and Trademark Office (USPTO) on May 8 proposed narrowing the interpretation of patent claims during AIA validity trials.…

No due process violation where PTAB “previews” new construction at oral hearing

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By Stephanie DeBrow (US) on June 8, 2017

In Intellectual Ventures II LLC v. Ericsson Inc.,[1] the Federal Circuit considered whether the PTAB’s adoption of a new claim construction in its Final Written Decision constitutes a violation of the parties’ due process. Intellectual Ventures argued that…

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Federal Circuit criticizes PTAB for changing claim construction midstream

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By Stephanie DeBrow (US) on September 9, 2016

In SAS Institute, Inc. v. ComplementSoft, LLC, the Federal Circuit criticized the PTAB for changing its claim construction “midstream” and vacated the Board’s finding that, under the newly adopted construction, one of the claims in the Patent Owner’s software…

Federal Circuit provides guidance on broadest reasonable interpretation standard for claim construction in PTAB proceedings

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By James Crawford (US) on May 27, 2016

In two recent cases, the Federal Circuit provided guidance on applying the broadest reasonable interpretation (BRI) standard for claim construction in IPR proceedings. PPC Broadband Inc. v. Corning Optical Communications RF, LLC, No. 2015-1361, 1366, 1368, 1369 (Fed. Cir.

New PTAB Rules Take Effect May 2, 2016

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By Talbot Hansum (US) & Andrew Liddell (US) on April 28, 2016

The Patent Office has published a final rule with amendments to 37 CFR § 42, et seq., governing IPR, CBM, PGR, and derivation proceedings before the Patent Trial and Appeal Board. The new rules take effect Monday, May 2,…

Federal Circuit addresses use of BRI standard and motions to amend claims in IPRs

By NRF Digital Team on July 24, 2015

In Microsoft Corp. v. Proxyconn, Inc., — F.3d —, 2015 WL 3747257 (Fed. Cir. June 16, 2015), the Federal Circuit once again affirmed that the broadest reasonable interpretation (“BRI”) standard of claim construction applies in IPRs, providing further…

PTAB denies request for rehearing based on failure to construe claim limitation

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By George Jordan (US) on March 11, 2015

In Jiawei Technology (HK) Ltd. v. Simon N. Richmond, the PTAB denied Petitioner’s Request for Rehearing of a decision not to institute an IPR. IPR2014-00937, Paper 24 (Feb. 6, 2015). Maintaining its decision that the Petitioner failed to…

Federal Circuit affirms PTAB in first review of IPR decision

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By James Crawford (US) on February 16, 2015

In In re Cuozzo, the Federal Circuit held, in a 2-1 opinion, that decisions of the PTAB to institute an IPR are not appealable and confirmed the use of the broadest reasonable interpretation standard for claim construction proceedings in…

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Patent Challenges provides reports, updates, commentary and insight on new decisions and other happenings related to post-issuance proceedings (IPR, PGR and CBM) at the Patent Trial and Appeal Board of the USPTO. Contributors are drawn from our deep roster of IP lawyers with experience in patent litigation, patent prosecution and post-issuance proceedings.

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