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United States Patent and Trademark Office › Patent Applications › Inter Partes Review (IPR) Proceeding

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 +
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.    less -
Sterne, Kessler, Goldstein & Fox P.L.L.C.

Recent Updates at the U.S. Patent Trial and Appeal Board

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

Recent changes at the U.S. Patent Trial and Appeal Board (PTAB) have brought uncertainty to inter partes review and post-grant review practitioners before the U.S. Patent and Trademark Office (PTO). These procedural and...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Key Patent Considerations for Antibody Drug Conjugates (ADCs)

Rothwell, Figg, Ernst & Manbeck, P.C. on

In 1910, German scientist Paul Ehrlich introduced a groundbreaking concept to the world: chemical compounds could be engineered to interact with unique receptors on disease-causing cells while avoiding interaction with...more

WilmerHale

PTAB/USPTO Update - April 2025

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On March 10, John Squires was officially nominated to be Under Secretary of Commerce for Intellectual Property and Director of the United States Patent and Trademark Office....more

Bracewell LLP

USPTO Memorandum Bifurcating PTAB Institution Process Signals Shift Toward Increased Discretionary Denials in IPR and PGR

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New Interim Process for Patent Trial and Appeal Board Workload Management - The USPTO has fundamentally altered the PTAB institution decision framework through a March 26, 2025, memorandum from Acting Director Coke Morgan...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Apple Inc. v. Gesture Technology Partners

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Apple Inc. v. Gesture Technology Partners, LLC, Appeal Nos. 2023-1475, -1533 (Fed. Cir. Mar. 4, 2025) Our Case of the Week is a high-stakes appeal from an inter partes review concerning a patent titled “Camera Based...more

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

Antedating Prior Art in Reissue and Reexamination: Part 1

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

Takeaways - - Pre-AIA patents may be able to “swear behind” prior art applied in reissue and reexamination. - “Swearing behind” has limits and obtaining sufficient evidence to establish prior invention may be difficult to...more

Vorys, Sater, Seymour and Pease LLP

The Precedent: Federal Circuit Clarifies Timing Issues Associated with Pre-AIA Patent Applications in Lynk Labs, Inc. v. Samsung...

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In this edition of The Precedent, we outline the recent federal circuit decision in Lynk Labs, Inc. v. Samsung Elecs. Co. This case addresses the date on which a pre-AIA published patent application obtains its status as...more

Hudnell Law Group

Published but not Public? Federal Circuit Confirms Published Patent Applications Count as Prior Art from Filing Date in IPRs.

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On January 14, 2025, the United States Court of Appeals for the Federal Circuit issued a precedential decision in Lynk Labs, Inc. v. Samsung Electronics Co., No. 23-2346 (Fed. Cir. Jan. 14, 2025), addressing whether a...more

Wilson Sonsini Goodrich & Rosati

2024 PTAB Year in Review

Wilson Sonsini Goodrich & Rosati on

Wilson Sonsini Goodrich & Rosati is pleased to present our 2024 PTAB Year in Review. We begin with a review of 2024 petition filings and outcomes at the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and...more

Irwin IP LLP

Published Patent Applications as Prior Art:  Filing, Not Publication, is Everything 

Irwin IP LLP on

The Federal Circuit recently addressed a deceptively straightforward question: does a published U.S. patent application qualify as prior art as of the application’s filing date in inter partes review (“IPR”) proceedings? ...more

Morgan Lewis

Federal Circuit Clarifies Secret Prior Art May Be Used in IPR Challenges

Morgan Lewis on

On January 14, 2025, the Federal Circuit in Lynk Labs Inc. v. Samsung Electronics Co. Ltd. clarified that inter partes review challenges may be “based upon published patent applications, and such published patent applications...more

Fitch, Even, Tabin & Flannery LLP

IP Alert: Federal Circuit Clarifies What Is Deemed Prior Art in an IPR

Fitch, Even, Tabin & Flannery LLP on

On January 14, in Lynk Labs, Inc. v. Samsung Electronics Co., Ltd., the Federal Circuit held that a published patent application can be prior art in an inter partes review (IPR) based on the application’s filing date, not the...more

Jones Day

When Is a Published Patent Application Prior Art in an IPR?

Jones Day on

On appeal from an inter partes review (“IPR”), the Federal Circuit held that, under pre-America Invents Act (“pre-AIA”) law, a published patent application is prior art as of its filing date as opposed to its later date of...more

WilmerHale

Federal Circuit’s Decision Confirms That Published Patent Applications Are Prior Art In IPRs As Of Their Filing Date

WilmerHale on

On January 14, 2025, the Court of Appeals for the Federal Circuit in Lynk Labs, Inc. v. Samsung Electronics Co., Ltd., No. 2023-2346 (Fed. Cir.), affirmed the Patent Trial and Appeal Board’s ruling that “a published patent...more

McDonnell Boehnen Hulbert & Berghoff LLP

Lynk Labs, Inc. v. Samsung Electronics Co. (Fed. Cir. 2025)

McDonnell Boehnen Hulbert & Berghoff LLP on

Published Patent Applications Are Prior Art as of the Filing Date, Not the Publication Date - Lynk Labs raises a simple question of statutory interpretation with surprisingly important ramifications:  in inter partes review,...more

McGuireWoods LLP

Federal Circuit: Published Patent Applications Available as Prior Art in IPRs as of Filing Date

McGuireWoods LLP on

The U.S. Court of Appeals for the Federal Circuit ruled on Jan. 14, 2025, in Lynk Labs, Inc. v. Samsung Electronics Co., Ltd., that published U.S. patent applications may continue to be used as prior art in inter partes...more

Wolf, Greenfield & Sacks, P.C.

Published Application Art at the PTAB: Lynk Labs v. Samsung Electronics, Co., Ltd.

Wolf, Greenfield & Sacks, P.C. on

In Lynk Labs, Inc., v. Samsung Electronics Co., Ltd., the Federal Circuit reinforced that patent applications may serve as prior art in IPR proceedings as of their filing date—even where those applications were not published...more

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

Historical Development of Substantial New Question contrasted with the new Section 325(d) Criteria

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

Ex parte reexamination proceedings have been available for over 40 years. The reexamination statutes, Public Law 96-517 of July 1, 1981 (also known as the Bayh-Dole Act), included 35 U.S.C. § 303, which codified, in part,...more

McDermott Will & Emery

Legal Lens on the Unified Patent Court | October 2024

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The Unified Patent Court (UPC) is revolutionizing the way patents are enforced in Europe, and McDermott’s intellectual property (IP) team is here to help you navigate this dynamic landscape. Our Legal Lens on the Unified...more

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

Demonstrating Unequivocal Intent to Broaden in Reissue

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

Takeaways: - Patentees must demonstrate “unequivocal intent” to broaden claims in a broadening reissue. - To establish a broadening reissue, a patentee’s actions must align with their words within the two year statutory...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Test for Exception to Increasingly Rare Interference Proceedings

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Speck v. Bates, No. 2023-1147 (Fed. Cir. May 23, 2024) addressed two issues, (1) whether courts should apply a one-way test or a two-way test to determine if pre-critical claims materially differ from post-critical claims,...more

Baker Donelson

Patent Cases to Watch for in the Second Half of 2024

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As we move into the second half of the year, we are alerting you to 11 patent cases that you should look out for during the second half of 2024. This judicial mix touches on a range of industries and interests, such as...more

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

Sterne Kessler’s Reissue, Reexamination, and Supplemental Examination Practice Tips – June 2024

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

In the mid-2000s, the U.S. Patent Office (USPTO) determined that reexaminations would be more consistent and legally correct if performed by a centralized set of experienced and specially trained Examiners. As a result, the...more

Fenwick & West LLP

Should a Printed Publication Be Considered in Inter Partes Reviews Based Only on its Publication Date?

Fenwick & West LLP on

Lynk Labs has presented an argument to the Federal Circuit, asserting that patent applications should only be utilized to invalidate patents in inter partes reviews based on their publication date. Currently, the filing date...more

Erise IP

Eye on IPRs, April 2024: PTAB’s Analogous Art Finding Upheld by Federal Circuit, Blockchain Gemstone Identifying Process Patent...

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Every month, Erise’s patent attorneys review the latest inter partes review cases and news to bring you the stories that you should know about: Federal Circuit Affirms PTAB’s Analogous Art Finding - As IP Watchdog...more

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