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McDermott Will & Emery

Equivalence Requires Element-by-Element Proof With Linking Argument

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The US Court of Appeals for the Federal Circuit affirmed a district court determination that a patent owner had not provided the “particularized testimony and linking argument” required to demonstrate equivalence under the...more

McDermott Will & Emery

Can’t Stop the FRAND: Navigating SEP Licensing Disputes

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The US Court of Appeals for the Federal Circuit vacated a district court’s decision to deny an antisuit injunction prohibiting a patent owner from enforcing injunctions that it obtained in Columbia and Brazil on standard...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

McDermott Will & Emery

No Leave, No Appeal: UPC Court of Appeal Denies Request for Discretionary Review

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The Court of Appeal (CoA) of the Unified Patent Court (UPC) ruled that if a party wishes to appeal against a procedural order, and leave to appeal has not already been granted in the order, the party must first apply to the...more

A&O Shearman

Trial Court Determination That A Complaint Allegation Is Conclusory Is Subject To De Novo Review

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On October 8, 2024, the U.S. Court of Appeals for the Federal Circuit vacated a decision by the District of Connecticut that had dismissed AlexSam, Inc.’s patent infringement claims against Aetna, Inc. AlexSam had alleged...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2024 #3

Vascular Solutions LLC v. Medtronic, Inc., Appeal No. 24-1398 (Fed. Cir. Sept. 16, 2024) In our Case of the Week, the Federal Circuit evaluated certain heavily litigated claims directed to guide catheters. The patents...more

McDermott Will & Emery

The Conversation Continues: Some Post-Patent-Termination Royalties Are Acceptable

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For the second time in less than two weeks, a circuit court decided an appeal hinging on the Brulotte rule, which holds that patent royalties are impermissible when based on payments for the use of expired patents. Like the...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2024 #2

Parkervision, Inc. v. Qualcomm Inc., Appeal Nos. 2022-1755, 2024-2221 (Fed. Cir. Sept. 6, 2024) In this week’s Case of the Week, the Federal Circuit weighed in again on a 13-year-old patent dispute concerning Qualcomm’s...more

McDermott Will & Emery

Blurred Vision: Appeal Dismissed for Lack of Standing

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The US Court of Appeals for the Federal Circuit dismissed a patent challenger’s appeal in an inter partes review (IPR) because the challenger could not meet the injury-in-fact requirement for Article III standing. Platinum...more

White & Case LLP

Federal Circuit Limits the Application of Obviousness-Type Double Patenting for Patents in the Same Family

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On August 13, 2024, a three-judge panel of the Court of Appeals for the Federal Circuit issued a decision, authored by Judge Lourie, in Allergan USA, Inc. v. MSN Laboratories Private Ltd., No. 24-1061, which limits the...more

A&O Shearman

English Court of Appeal makes Emotional Perception neural network hard to patent

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There is no special treatment for neural networks when it comes to UK patenting of computer related inventions. That is the essence of the English Court of Appeal’s conclusion, led by a Judge with a keen interest in computer...more

Jones Day

Federal Circuit Dismisses Appeals As Moot

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Koss filed a patent infringement suit against Bose asserting the ’155, ’934, and ’025 patents, after which Bose petitioned for inter partes review of all three patents before the PTAB. The district court case was stayed...more

McDermott Will & Emery

Beware Equitable Doctrine of Issue Preclusion in Multiparty, Multivenue Patent Campaigns

Addressing for the first time whether an invalidity order merges with a voluntary dismissal for purposes of finality, the US Court of Appeals for the Federal Circuit held that an interlocutory order merges with the final...more

McDermott Will & Emery

UK Court of Appeal Increases FRAND Rate, Applies It Outside Limitations Period

The UK Court of Appeal found that the UK High Court of Justice applied flawed reasoning in setting a global fair, reasonable and non-discriminatory (FRAND) royalty rate for a patent portfolio essential to 3G, 4G and 5G...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - July 2024 #4

Zyxel Comms. Corp. v. UNM Rainforest Innovations, Appeal Nos. 2022-2220, -2250 (Fed. Cir. July 22, 2024) Our Case of the Week provided new guidance on amendment proceedings under the Patent Trial and Appeal Board’s 2019...more

Foley & Lardner LLP

How to Patent AI-Assisted Inventions: USPTO Guidance Highlights Importance of Understanding the ‘Significant Contributions’...

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The rapid rise of artificial intelligence (AI) has opened up exciting possibilities for innovation, but also uncertainty around who gets credit for inventions developed with the assistance of an AI system. At its core, there...more

Sheppard Mullin Richter & Hampton LLP

Conclusory Assertions Won’t Cut It: Federal Circuit Provides Further Insight into the Motivation to Combine Analysis

In Virtek Visions international ULC v. Assembly Guidance Systems, Inc., DBA Aligned Vision Nos. 2022-1998, 2022-2022 (Fed Cir. Mar. 27, 2024), the Federal Circuit reviewed the Patent Trial and Appeal Board’s findings...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - June 2024 #2

Beteiro, LLC v. Draftkings Inc., Appeal Nos. 2022-2275, -2277, -2278, -2279, -2281, 2283 (Fed. Cir. June 21, 2024) In its only precedential patent opinion this week, the Federal Circuit affirmed the Rule 12(b)(6)...more

McDermott Will & Emery

Cellect Your Weapon: Navigating Potential Arguments in the Aftermath of In re Cellect

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In In re Cellect, 81 F.4th 1216 (Fed. Cir. 2023), the US Court of Appeals for the Federal Circuit held that a later-expiring patent can be invalid for obviousness-type double patenting (ODP) in view of an earlier-expiring,...more

Sheppard Mullin Richter & Hampton LLP

Interpreting the Printed Matter Doctrine in Inter Partes Review

In Ioengine, LLC v. Ingenico Inc. No. 2021-1227, 2021-1331, 2021-1332 (Fed. Cir. May 03, 2024), the case addresses the patentability/validity of three patents. In particular, this case discusses the application of the printed...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Finds that a Narrowing Claim Limitation that Expressly Requires Optional Elements of a Markush Group from the Same...

In Maxell, Ltd. v. Amperex Technology Limited, 2023-1194 (Fed. Cir. Mar. 6, 2024), the Federal Circuit reaffirms that a patent claim that includes narrowing limitations requiring only some elements of a Markush group recited...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Upholds Rifaximin Patent Rulings, Affirms ANDA Approval Restrictions

In Salix Pharmaceuticals, Ltd. v. Norwich Pharmaceuticals, Inc. 2023-1952 (Fed. Cir. April 11, 2024), this case involves appellate review of a district court’s findings regarding patent obviousness and infringement in...more

McDermott Will & Emery

Interference Analysis Is a Two-Way Street

On appeal from an interference proceeding, the US Court of Appeals for the Federal Circuit reversed a Patent Trial & Appeal Board decision that found the claims of the senior party’s patent were not invalid as time-barred...more

McDermott Will & Emery

Getting to the Core of It: Assignment Clause Is Ambiguous

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The US Court of Appeals for the Federal Circuit vacated and remanded a district court’s grant of summary judgment, finding that the language used in an invention assignment clause was subject to more than one reasonable...more

McDermott Will & Emery

Danger Ahead? Graham and KSR Now Apply to Design Patents

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On May 21, 2024, the US Court of Appeals for the Federal Circuit issued an en banc opinion overruling the long-standing Rosen-Durling test for obviousness of design patents in favor of the analytical framework used for...more

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