News & Analysis as of September 3, 2025

Inter Partes Reexamination

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The U.S. Patent and Trademark Office is an agency of the United States Department of Commerce that serves a fundamental role in the U.S. intellectual property system by issuing patents and registering trademarks.... more +

Navigating the Landscape of Patent Challenges at the USPTO

McCarter & English, LLP on 8/29/2025

Challengers striving to beat higher-ranked opponents at the US Open tennis tournament happening now in New York are not the only challengers facing tricky new situations. Parties wishing to challenge the validity of US...more

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2021 Decisions: SynQor, Inc. v. Vicor Corp., 988 F.3d 1341 (Fed....

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 2/18/2022

SynQor, Inc. appealed the inter partes reexamination decision of the Patent Trial and Appeal Board (Board) holding un- patentable as obvious original claims 1–19, 28, and 31 of SynQor’s patent, U.S. Patent No. 7,072,190 as...more

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2021 Decisions

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 2/9/2022

[co-author: Jamie Dohopolski] Last year, the continued global COVID-19 pandemic forced American courts to largely continue the procedures set in place in 2020. The U.S. Court of Appeals for the Federal Circuit was no...more

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2020 Decisions

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 2/3/2021

[co-author: Kathleen Wills] Last year, the global COVID-19 pandemic created unprecedented challenges for American courts. By making several changes, however, the U.S. Court of Appeals for the Federal Circuit was able to...more

PTAB Strategies and Insights - April 2019: USPTO Provides Guidance on Reissue and Reexam Stays during AIA Trials

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 4/30/2019

The USPTO issued guidance regarding procedures to stay when reissue or reexaminations are pending during a parallel AIA proceeding. The basic factors that will be considered are...more

PTAB Strategies and Insights - April 2019

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 4/25/2019

The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

Schwabe, Williamson & Wyatt PC on 9/1/2017

Today the Circuit agreed to hear en banc Nantkwest v. Matal,in which the panel had reversed a district court decision that had rejected the PTO’s position that applicants who appeal a district court must pay the PTO’s legal...more

Proposed Legislation Could Change the Way Motions to Amend IPR and PGR Claims Are Handled

Miles & Stockbridge P.C. on 10/12/2015

Last week, a proposal was made in the United States Senate to utilize the United States Patent and Trademark Office (“USPTO”) reexamination process to examine amended claims proposed during an Inter Partes Review (“IPR”)...more

Attorney Fees for Post-Grant Patent Challenge Proceedings Before the USPTO May Be Recoverable in Exceptional Cases Under 35 U.S.C....

BakerHostetler on 8/27/2015

Parties accused of patent infringement are turning more and more to post-grant challenge proceedings at the United States Patent and Trademark Office (“USPTO”) as a faster and cheaper means for invalidating the asserted...more

MBHB Snippets: Review of Developments in Intellectual Property Law - Volume 11, Issue 4 (Fall 2013): Inter Partes Review and Inter...

McDonnell Boehnen Hulbert & Berghoff LLP on 10/30/2013

On September 16, 2012, Inter Partes Review (IPR) replaced Inter Partes Reexamination (IPX) as an avenue for third party patentability challenges in the United States Patent and Trademark Office (PTO). Arising from the 2011...more

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United States Patent and Trademark Office › America Invents Act › Inter Partes Reexamination

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