News & Analysis as of

Corporate Counsel Patent Litigation

Fish & Richardson

Survey Shows Trends in PTAB’s Willingness to Institute Multiple Petitions

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The Consolidated Trial Practice Guide states that, “[t]o date, a substantial majority of patents have been challenged with a single petition.” Consolidated Trial Practice Guide (November 2019) at 59. However, “the Board...more

Fenwick & West LLP

Federal Circuit Lays Out When Expert Witnesses in Patent Litigation Must Have Required Expertise

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In patent litigation, expert witnesses play a crucial role in providing specialized knowledge to the court. In a recent case where Osseo Imaging LLC sued Planmeca USA Inc. for patent infringement, the Federal Circuit...more

Irwin IP LLP

Standing in Limbo: What Platinum Optics v. Viavi Tells Us About IPR Appeals 

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Platinum Optics Tech. Inc. v. Viavi Solutions Inc., 2024 WL 3836107 (Fed. Cir. 2024) - On August 24, 2024, the United States Court of Appeals for the Federal Circuit (CAFC) dismissed an appeal for lack of standing after a...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

BakerHostetler

Patent Experts: No Ordinary Skill in the Art at the Time of Invention? No Problem!

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The hypothetical person with ordinary skill in the art will have a certain amount of requisite experience in the subject matter of the patent at the time of the invention of the patent....more

Fenwick & West LLP

Federal Circuit Reaffirms Scope of Safe Harbor Defense to Patent Infringement

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In 2019, Edwards Lifesciences Corporation sued Meril Life Sciences Pvt. Ltd. for patent infringement in the Northern District of California, with Fenwick representing Meril in the district court case and the recent appellate...more

Irwin IP LLP

Double Trouble? Some Double Patenting Woes Resolved 

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Allergan USA v. MSN Laboratories Private Ltd., No. 2024-1061 (Fed. Cir. Aug. 13, 2024) - On August 13, 2024, the Federal Circuit reversed a district court’s decision that a patent was invalid for obviousness-type double...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Waiver Regulations for Rehearings Before the PTAB

In Voice Tech Corp., v. Unified Patents, LLC 2022-2163 (Fed Cir. August 1, 2024), the case addresses whether failure to re-raise arguments in a request for rehearing before the Patent Trial and Appeals Board (“PTAB”) forfeits...more

Sheppard Mullin Richter & Hampton LLP

The Federal Circuit Clarifies the Meaning of “Publicly Disclosed”

This decision emphasizes the significance of broader public dissemination to meet the statutory requirement of “publicly disclosed” for purposes of exceptions to prior art under 35 U.S.C. § 102(b)(2)(B)....more

Morgan Lewis

Federal Circuit Clarifies Scope and Timing of Collateral Estoppel for Claims Under IPR

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In a recent opinion, the Federal Circuit added several new wrinkles to amendment practice in inter partes review proceedings. The court affirmed the Patent Trial and Appeal Board’s determination that most of the original...more

Morrison & Foerster LLP

Federal Circuit Wades Into Article III Standing in Patent Cases Once Again

In the precedential decision of Intellectual Tech LLC v. Zebra Techs. Corp., the U.S. Court of Appeals for the Federal Circuit reversed a ruling from the U.S. District Court for the Western District of Texas that dismissed a...more

Mintz - Intellectual Property Viewpoints

A Typo to Remember: Erroneous Patent Number in Terminal Disclaimer Destroys Exclusive Rights

Co-authored by Sam Cohen, Summer Associate 2024. On May 29, 2024, the Western District of Oklahoma in SIPCO, LLC v. JASCO Prods. Co. dismissed the plaintiff SIPCO’s patent infringement claims against defendant JASCO because...more

Vinson & Elkins LLP

Re-“Designing” a New Standard: The Federal Circuit Aligns Obviousness Test for Design and Utility Patents

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In a considerable shift in the law, the Federal Circuit has discarded the long-standing test for determining whether a design patent is invalid as obvious, in favor of the more flexible obviousness test historically applied...more

Womble Bond Dickinson

How Are The USPTO’s Proposed Rule Changes For Terminal Disclaimers Problematic?: Let Me Count The Ways

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On May 10, 2024, the United States Patent and Trademark Office (USPTO) issued a Notice of Proposed Rulemaking (Notice) proposing changes to terminal disclaimer (TD) practice....more

Seyfarth Shaw LLP

101 Whack-a-Mole – Yet Another Software Patent Falls Victim to Section 101

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In 2014, the Supreme Court upended U.S. patent law in the landmark ruling for Alice Corp. v. CLS Bank International.  The Alice decision established new standards for determining whether inventions, especially those related...more

Wolf, Greenfield & Sacks, P.C.

Sued: What In-house Counsel Without Litigation Experience Need to Know - Preparing Your Inside Team

3: Preparing Your Inside Team - Preservation, Privilege, Potential Pitfalls -This is the third in a series of articles that explores considerations and suggested actions for in-house counsel who are inexperienced in patent...more

Womble Bond Dickinson

Lighting the Way: ITC Decides First Case Under the Interim ID Program, Holds Domestic Industry Cannot Be Shown with Aggregated...

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On March 22, the US International Trade Commission (ITC) issued the public version of its Commission Opinions (available here and here) in its very first case under the interim initial determination, or “Interim ID,” program....more

Wolf, Greenfield & Sacks, P.C.

Sued: What In-House Counsel Without Litigation Experience Need to Know - Finding Your Outside Team

2: Finding Your Outside Team - This is the second in a series of articles that explores considerations and suggested actions for in-house counsel who are inexperienced in patent litigation, yet facing such a suit. The first...more

Wolf, Greenfield & Sacks, P.C.

Sued: What In-House Counsel Without Litigation Experience Need to Know

1: Initial Considerations - This is the first in a series of articles that explores considerations and suggested actions for in-house counsel who are inexperienced in patent litigation and facing a suit, especially one...more

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

2023 PTAB Year in Review: Analysis & Trends: Federal Circuit Cases Exploring a Year of Rules, Rulemaking, and Rule Enforcement at...

A trio of cases this past year illustrate a trend of increasing importance in the power of Patent-Office rulemaking and enforcement, and the influence it has on patent owners and challengers alike....more

Quarles & Brady LLP

The Moving Target of Partial Design Protection Under Chinese Law

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As outlined in our previous post, securing a partial design claim in China is akin to hitting a moving target, as the interpretation of partial design claims in China has varied among cases and examiners. Since the rule...more

Jones Day

En Banc Federal Circuit Questions Standard for Design Patent Obviousness

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Changes to design patent validity law may be coming thanks to LKQ v. GM, a case that we’ve been tracking since April 2021. On February 5, 2024, in a rare en banc hearing, the Court of Appeals for the Federal Circuit asked...more

Fitch, Even, Tabin & Flannery LLP

Federal Circuit Holds Operating Manuals Disclosed with Confidentiality Restrictions to be Prior Art

On February 8, in Weber, Inc. v. Provisur Technologies, Inc., the Federal Circuit reversed the Patent Trial and Appeal Board (PTAB) and held that Weber’s operating manuals are prior art printed publications despite their...more

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

2023 PTAB Year in Review: Analysis & Trends

This Year in Review synthesizes key events and decisions from 2023 into a digestible guide that we hope will serve as a helpful reference for those who practice before, or adjacent to, the PTAB. As in the past, many of our...more

Williams Mullen

[Webinar] 2024 North Carolina CLE Institute - February 9th, 9:00 am - 2:00 pm ET

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Join us for the 2024 North Carolina CLE Institute, Hosted by Williams Mullen, a virtual legal education program designed to provide timely legal guidance and help you to secure your CLE credits....more

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