News & Analysis as of

Statutory Interpretation Patent Litigation

Jones Day

U.S. Supreme Court Invites Solicitor General to Submit Briefing on "Skinny Labels"

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On June 23, 2025, the Supreme Court invited the Solicitor General to submit a brief expressing the views of the United States—dramatically increasing the likelihood that the Court will eventually grant review—in Hikma...more

Knobbe Martens

No Injury, No Appeal: Patent Owners Must Show Actual Injury for Article III Standing

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DOLBY LABORATORIES LICENSING CORPORATION v. UNIFIED PATENTS, LLC - Before Moore, Clevenger and Chen.  Appeal from the Patent Trial and Appeal Board. A patent owner lacks Article III standing to appeal an inter partes review...more

Bradley Arant Boult Cummings LLP

Jurisdictional Boundaries of the Federal Circuit in ITC-Related Matters Are Limited

In Realtek Semiconductor Corporation v. ITC (23-1187), the Federal Circuit concluded that it lacked jurisdiction to decide whether the International Trade Commission (ITC) correctly denied Realtek’s motion for sanctions...more

Fish & Richardson

USPTO: No Bright-Line Rule on When Expectations Become Settled

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On June 18, 2025, U.S. Patent and Trademark Office Acting Director Stewart issued a discretionary denial decision in Dabico Airport Solutions Inc. v. AXA Power ApS, granting the patent owner’s request for discretionary denial...more

Irwin IP LLP

No Rhythm, No Review: USPTO Director Skips a Beat on IPRs. 

Irwin IP LLP on

iRhythm Technologies, Inc., v. Welch Allyn, Inc., IPR2025-00363, IPR2025-00374, IPR2025-00376, IPR2025-00377, IPR2025-00378 (P.T.A.B. June 6, 2025) - On June 6, 2025, United States Patent and Trademark Office (“USPTO”)...more

Baker Donelson

Insights from Month One of Acting Director Stewart's Decisions on Discretionary Denial under the New Interim Processes for PTAB...

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Just three months ago, Acting Director of the U.S. Patent and Trademark Office (USPTO) Coke Morgan Stewart rescinded existing guidelines governing the Patent Trial and Appeal Board's (PTAB) discretion to deny petitions for...more

McDonnell Boehnen Hulbert & Berghoff LLP

Edwards Lifesciences Corp. v. Cardiovalve Ltd. (Fed. Cir. 2025)

One of the assumptions, or promises, or hopes, attendant on the inauguration of post-grant review proceedings (particularly inter partes reviews) under the Leahy-Smith America Invents Act was that, as in European Opposition...more

ArentFox Schiff

Federal Circuit Narrows Scope of IPR Estoppel, Resolving District Court Split

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The Federal Circuit recently clarified in Ingenico Inc. v. IOENGINE, LLC that inter partes review (IPR) estoppel does not extend to physical systems described in prior art patents or printed publications....more

Fish & Richardson

Ingenico v. IOENGINE and the Diminishing Role of Sotera Stipulations

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In Ingenico v. IOENGINE, No. 2023-1367 (Fed. Cir. May 7, 2025), the Federal Circuit resolved a long-standing split among District Courts in favor of petitioners regarding inter partes review (IPR) estoppel under 35 U.S.C. §...more

Wilson Sonsini Goodrich & Rosati

Patent Office Denial of “Late” Inter Partes Review Petitions Changes Expectations

On June 6, 2025, the acting Director of the U.S. Patent and Trademark Office (USPTO), Coke Morgan Stewart, issued a decision in iRhythm Technologies v. Welch Allyn, Inc.1 that initiates a new basis for discretionary denial...more

McDermott Will & Emery

Speculation of Harm Isn’t Standing: Not Every Adverse Board Decision Is Ticket to Appeal

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After assessing whether a patent owner had standing to appeal the Patent Trial & Appeal Board’s final written decision, the US Court of Appeals for the Federal Circuit found no injury in fact to support Article III...more

Fitch, Even, Tabin & Flannery LLP

Priority Denied, Patent Derailed: When One Filing Cancels Out the Other

On April 22, 2025, the Federal Circuit issued a decision In re: Bonnie Iris McDonald Floyd that underscores a critical and often overlooked risk in design patent prosecution: relying on a utility patent application for...more

A&O Shearman

Federal Circuit Rejects PTAB’s Implicit And Incorrect Claim Construction Of “Between 1 And 10”

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On May 23, 2025, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued a precedential opinion reversing a final written decision from the U.S. Patent Trial and Appeal Board (“PTAB”) finding the challenged...more

Sheppard Mullin Richter & Hampton LLP

Undetectable Amount of Magnification IS Magnification

This Federal Circuit Opinion analyzes invalidity based on anticipation and obviousness, more specifically based on implicit claim construction of the claim limitation and inherent disclosures....more

Dorsey & Whitney LLP

Federal Circuit Clarifies Scope of IPR Estoppel

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In a precedential opinion entered on May 7, 2025, the United States Court of Appeals for the Federal Circuit affirmed a jury verdict invalidating claims of two patents for anticipation and obviousness over the prior art....more

K&L Gates LLP

Estoppel Estopped?

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The Federal Circuit recently resolved a split among the district courts whether patent infringement defendants who bring inter partes review (IPR) challenges are estopped from raising new prior art challenges in a co-pending...more

Womble Bond Dickinson

ITC Seeks En Banc Rehearing of the Federal Circuit’s Lashify Decision

Womble Bond Dickinson on

The U.S. International Trade Commission (“ITC”) is seeking an en banc rehearing of the Federal Circuit’s recent Lashify v. ITC decision, contending that the panel’s statutory interpretation focused on the statute’s terms in...more

Foley Hoag LLP

Reshaped IPR Landscape: Narrower Estoppel and Fewer New Cases

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Key Takeaways - - A recent Federal Circuit decision in a case involving an inter partes review (IPR) significantly narrowed a patentee’s ability to rely on estoppel to block a defendant from raising invalidity grounds. -...more

Haug Partners LLP

Federal Circuit Clarifies Safe Harbor from Injunctive Relief in Jazz v. Avadel

Haug Partners LLP on

On May 6, 2025, the U.S. Court of Appeals for the Federal Circuit refined the boundaries of injunctive relief under the Hatch-Waxman Act in its precedential opinion in Jazz Pharms., Inc. v. Avadel CNS Pharms. The decision...more

Jones Day

Estoppel Trumps Substance: ITC Bars Respondent’s Invalidity Grounds Raised in IPR

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Recently, an ITC Administrative Law Judge applied IPR statutory estoppel under 35 U.S.C. § 315(e)(2) in denying a Respondent’s motion for summary determination of invalidity in Certain Audio Players and Components Thereof,...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Provides Clarity on Use of Applicant Admitted Prior Art (“AAPA”) in IPRs

Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more

Sheppard Mullin Richter & Hampton LLP

Is it Prior Art? Check the Provisional Application!

This Federal Circuit Opinion analyzed collateral estoppel and the extent to which the non-provisional document would benefit from the provisional application’s priority date, as it relates to Pre-AIA 35 U.S.C. § 102(e)....more

McDermott Will & Emery

No Article III Appellate Standing Under the Sun

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The US Court of Appeals for the Federal Circuit dismissed Incyte’s appeal of a Patent Trial & Appeal Board decision, holding that a disappointed validity challenger lacked appellate standing to challenge the Board’s final...more

McDermott Will & Emery

Breaking New Grounds to Limits of IPR Estoppel

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In a matter of first impression, the US Court of Appeals for the Federal Circuit found that inter partes review (IPR) estoppel does not preclude a petitioner from relying on the same patents and printed publications as...more

WilmerHale

Federal Circuit Provides Guidance on Scope of IPR Estoppel

WilmerHale on

In its recent decision in Ingenico Inc. v. IOENGINE, LLC, the Federal Circuit affirmed the district court’s decision to allow Ingenico to introduce certain prior art at trial, finding that inter partes review (IPR) estoppel...more

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