News & Analysis as of

Patent Applications Written Descriptions Patent Invalidity

A&O Shearman

Federal Circuit Clarifies Requirements For A Prior Art Reference’s Entitlement To The Filing Date Of A Provisional Application To...

A&O Shearman on

On March 24, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion vacating and remanding a decision of the U.S. Patent Trial and Appeal Board (the “Board”) that a published patent application...more

Bradley Arant Boult Cummings LLP

Searching for Claim Support in a Patent Specification? You Better Blaze a Trail

Last month the Federal Circuit affirmed a PTAB inter partes review (IPR) decision finding that the University of Minnesota’s patent claim directed to the anti-cancer drug sofosbuvir was not adequately supported by the written...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2021 PTAB Year in Review: Analysis & Trends

[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more

Knobbe Martens

Federal Circuit Review - October 2019

Knobbe Martens on

The PTAB Cannot Approve or Deny Certificates of Correction - In Honeywell International, Inc. v. Arkema Inc., Arkema France, Appeal Nos. 2018-1151, -1153, the Patent Trial and Appeal Board (“Board”) does not have the...more

McDermott Will & Emery

Mismatch Between Claims and Specification Leads to Invalidity

The US Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB) invalidity decision in an interference proceeding, finding that the written description of the patent at issue did not describe...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - June 2019 #3

PATENT CASE OF THE WEEK - Forum US, Inc. v. Flow Valve, LLC, Appeal No. 2018-1765 (Fed. Cir. June 17, 2019) - Our case of the week features a rarely visited rule concerning reissue patents—the “original patent...more

McDonnell Boehnen Hulbert & Berghoff LLP

Yeda Research and Development Co. v. Abbott GmbH & Co. (Fed. Cir. 2016)

Before the Supreme Court's recent forays into the topic of subject matter eligibility in patent law, the most contentious line of cases (from the Federal Circuit) concerned the written description requirement of Section 112. ...more

McDonnell Boehnen Hulbert & Berghoff LLP

Dynamic Drinkware, LLC v. National Graphics, Inc. (Fed. Cir. 2015)

It is well accepted that in order to establish that a patent is entitled to claim priority to a previously filed provisional application, it must be shown that the claims of the patent have written description support in the...more

9 Results
 / 
View per page
Page: of 1

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide