News & Analysis as of

United States Patent and Trademark Office Claim Construction

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 -
Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Test for Exception to Increasingly Rare Interference Proceedings

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

Goodwin

Issue 45: PTAB Trial Tracker

Goodwin on

In Pfizer Inc., v. Sanofi Pasteur Inc., SK Chems Co. Ltd., v. Vidal, 2019-1871 (March 5, 2024), the Federal Circuit affirmed the Board’s conclusions that claims 1–45 of U.S. Patent No. 9,492,559 were unpatentable due to...more

Knobbe Martens

Federal Circuit Review | July 2024

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In Natera, Inc v. Neogenomics Laboratories, Inc., Appeal No. 24-1324 the Federal Circuit held that  preliminary injunction may be valid if a substantial question of invalidity was not raised, even if the asserted patent is...more

McDermott Will & Emery

Patent Thicket Avoidance: PTO Proposes Changes to Terminal Disclaimer Practice

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On May 10, 2024, the US Patent & Trademark Office (PTO) issued a notice of proposed rulemaking (Notice) concerning major changes to the terminal disclaimer (TD) practice, which may lead to a sea change in patent prosecution...more

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

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

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

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

Requester Side Benchmarks for Successful Reexamination Requests

Takeaways: -A requester can have a voice in ex parte reexamination prosecution. - Requesters should strategically structure their request documents to hedge against potential patent owner amendment and argument. The...more

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

Four Pitfalls to Understand in Reissues

Takeaways: -Not all patent errors are correctible via Reissue. - Restriction practice applies to Reissue applications. 1. Non-Elected Invention Recapture: A reissue application cannot add claims directed to a...more

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

IP Hot Topic: USPTO Publishes Long-awaited Notice of Proposed Rulemaking with Updates to PTAB Practice and Procedure

On April 19, 2024, the USPTO published a long-awaited Notice of Proposed Rulemaking (NPRM) that followed its April 2023 Advance Notice of Proposed Rulemaking (ANPRM). The proposed rules package, Patent Trial and Appeal Board...more

Erise IP

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

Erise IP on

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

Fish & Richardson

What’s New in Director Review? Lessons From the Delegated Rehearing Panel’s First Decisions

Fish & Richardson on

The Director of the United States Patent and Trademark Office (USPTO) established the interim process for Director Review of Patent Trial and Appeal Board (PTAB) decisions in the wake of the Supreme Court’s 2021 decision in...more

Sheppard Mullin Richter & Hampton LLP

2023 Federal Circuit Case Summaries - Intellectual Property: Year End Report

We are pleased to share Sheppard Mullin’s inaugural “Year in Review” report that collects and reports on most key patent law-related Federal Circuit decisions for 2023. This is a follow up to the quarterly report we...more

McDermott Will & Emery

PTO to Patent Examiners: Make Interpretation of Means-Plus-Function Claims Clear in the Record

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On March 18, 2024, the US Patent & Trademark Office (PTO) issued a memorandum to patent examiners addressing means-plus-function and step-plus-function claim limitations and how to clearly articulate, in the prosecution...more

McDermott Will & Emery

New PTAB Claim Construction? Give the Parties Review Opportunity

McDermott Will & Emery on

The US Patent & Trademark Office (PTO) Director vacated Final Written Decisions issued by the Patent Trial & Appeal Board that presented a sua sponte construction of a claim term in dispute, holding that the parties were not...more

Erise IP

Eye on IPRs, March 2024: PTAB’s Claim Construction of Cooling Patent is Hot Issue, SCOTUS Won’t Hear IPR Joinder Challenge

Erise IP on

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: Cooling Patent Restored by Federal Circuit Over PTAB’s Claim Construction - ...more

Womble Bond Dickinson

USPTO Addresses Ambiguities in Means-Plus-Function, Step-Plus-Function Claims

Womble Bond Dickinson on

United States Patent and Trademark Office (USPTO) officials recently reiterated to all patent examiners that they must provide clear, consistent analysis regarding means-plus-function and step-plus-function limitations. ...more

McDermott Will & Emery

Be Cool: Don’t Construe the Construction

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit vacated and remanded a Patent Trial & Appeal Board decision after concluding that the patent owner’s proposed construction would require the parties to construe the...more

McDermott Will & Emery

Specially Convened Rehearing Panel Vacates IPR Institution Denial

McDermott Will & Emery on

In a rehearing decision issued by a Delegated Rehearing Panel specially convened by the US Patent & Trademark Office (PTO) Director, the Patent Trial & Appeal Board vacated a prior panel decision denying institution, modified...more

Kilpatrick

4 Key Takeaways | Updates in Standard Essential Patent Licensing and Litigation

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Kilpatrick’s Alton Absher and Andie Anderson recently presented “Updates in Standard Essential Patent Licensing and Litigation” at the firm’s annual 2024 Advanced Patent Law Seminar. This full-day seminar featured discussions...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Rules on Inventor-as-Lexicographer Definitions and the Proper Scope of Reply and Sur-Reply Briefing Following...

ParkerVision, Inc., v. Katherin K. Vidal, Under Secretary of Commerce for IP and USPTO Director No. 2022-1548, (Fed. Cir. December 15, 2023) primarily involved three topics: (1) the type of language in a patent specification...more

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

Federal Circuit IP Appeals: Summaries of Key 2023 Decisions (8th Edition)

2023 saw a return to business as usual for the Federal Circuit. Oral arguments are once again in-person and open to the public, and the Court has resumed its former practice of holding occasional sittings outside of...more

Sheppard Mullin Richter & Hampton LLP

PTAB’s Decision of a Singular-Only Construction of the Term “The Sample Stream” Reversed

In ABS Global, Inc., Genus plc v. Cytonome/ST, LLC, the case addresses a claim construction issue regarding whether a claim term is plural-allowing. Background - ABS Global Inc. and Genus plc (collectively, ABS)...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Vacates District Court’s Claim Construction of the Term “Pipette Guiding Mechanism”

In Malvern Panalytical Inc. v. TA Instruments-Waters LLC, the Federal Circuit addressed the proper construction of the claim term “pipette guiding mechanism.” Specifically, the Federal Circuit found the plain and ordinary...more

Foley Hoag LLP

Semiconductor Technology Pilot Program Provides Opportunity to Accelerate Patent Examination

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The Chips Act seeks to jump-start semiconductor development in the United States. Last week, the Patent Office has promulgated the Semiconductor Technology Pilot Program (STPP) to further the goals of the Chips Act....more

McDonnell Boehnen Hulbert & Berghoff LLP

Jager Pro, Inc. v. W-W Manufacturing Co. (Fed. Cir. 2023)

Although merely exemplifying the burden imposed on an appellant by the Federal Circuit's substantial evidence standard of review over decisions by the U.S. Patent and Trademark Office regarding the facts underlying legal...more

Proskauer - Minding Your Business

Duty of Candor Continues Before the PTAB or Does it?     

In an unprecedented PTAB decision involving Spectrum Solutions LLC (“Spectrum”) (Petitioner) and Longhorn Vaccines & Diagnostics (“Longhorn”) (Patent Owner), the Board found all five challenged patents invalid and imposed...more

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