News & Analysis as of

Intellectual Property Litigation Claim Construction Patent Litigation

Sheppard Mullin Richter & Hampton LLP

PTAB Again Upholds the Heavily Litigated Neo Wireless Patent: What the Latest Decisions Mean for Automakers

In a setback for automakers, the Patent Trial and Appeal Board (PTAB) has once again upheld the validity of Neo Wireless’s U.S. Patent No. 10,447,450, rejecting challenges brought by several major automakers. The most recent...more

WilmerHale

Federal Circuit Patent Watch: District Court Errs by Turning a Matter of Claim Construction over to the Jury to Decide and by...

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Precedential and Key Federal Circuit Opinions - LABORATORY CORPORATION OF AMERICA HOLDINGS v. QIAGEN SCIENCES, LLC [OPINION] (2023-2350, 08/13/2025) (Lourie, Dyk, Cunningham) - Lourie, J. The Court reversed the...more

Proskauer - The Patent Playbook

Federal Circuit Reverses $4.7M Verdict in Labcorp v. QIAGEN: Claim Scope and Doctrine of Equivalents in the Crosshairs

The Federal Circuit recently reversed a $4.7M verdict in a patent lawsuit involving two patents concerning next-generation sequencing methods—U.S. Patent Nos. 10,017,810 and 10,450,597. Both patents concern DNA preparation...more

Alston & Bird

Intellectual Property Litigation Newsletter | August 2025

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Welcome to the Intellectual Property Litigation Newsletter, our review of decisions and trends in the intellectual property arena. In this edition, we learn that duping the court can prove costly, excluding a witness may...more

Brownstein Hyatt Farber Schreck

Federal Circuit: Claim Construction Missteps Can Be Fatal for Preliminary Injunctions

In a decision that should make every patent litigator pause before filing for preliminary relief, the Federal Circuit has vacated a preliminary injunction in FMC Corp. v. Sharda USA, LLC, No. 2024-2335 after finding that the...more

Sheppard Mullin Richter & Hampton LLP

Navigating Shockwave Medical: Applicant Admitted Prior Art, Standing, and Obviousness

This Federal Circuit opinion analyzes various key issues in patent litigation, including the role of applicant admitted prior art (“AAPA”), standing, and obviousness. Background - Shockwave Medical, Inc. (“Shockwave”)...more

McDermott Will & Schulte

Appeal is too late to raise percolating claim construction dispute

The US Court of Appeals for the Federal Circuit affirmed a district court’s finding of noninfringement, concluding that the patent owner had improperly raised a claim construction issue for the first time on appeal – an...more

Knobbe Martens

Reissue Applications Are Bound by the Scope of the Claims as Written, Not as Intended

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IN RE KOSTIC - Before Stoll, Clevenger, and Cunningham. Appeal from the Patent Trial and Appeal Board. When considering whether a reissue claim broadens the scope of the original patent, the PTAB determines the actual scope...more

Knobbe Martens

No Takebacks: The High Bar for Departing From Patent Lexicography

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ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. - Before Taranto, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Once the high threshold for lexicography is met, there must be a...more

McDermott Will & Schulte

When it comes to objective criteria of nonobviousness, nexus is looser for license evidence

The US Court of Appeals for the Federal Circuit partially reversed a decision by the Patent Trial & Appeal Board, effectively relaxing the nexus requirements for patent licenses pertaining to their usage as objective indicia...more

Venable LLP

Spotlight On: Enbrel® (etanercept) / Erelzi® (etanercept-szzs) / Eticovo® (etanercept-ykro) - June 2025

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Etanercept Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more

Venable LLP

Spotlight On: Herceptin® (trastuzumab) / Ogivri® (trastuzumab-dkst) / Herzuma® (trastuzumab-pkrb) / Ontruzant® (trastuzumab-dttb)...

Venable LLP on

Trastuzumab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more

Venable LLP

Spotlight On: Humira® (adalimumab) / Amjevita™ (adalimumab-atto) / Cyltezo® (adalimumab-adbm) / Hyrimoz™ (adalimumab-adaz) /...

Venable LLP on

Adalimumab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more

Venable LLP

Spotlight On: Rituxan® (rituximab) / Truxima® (rituximab-abbs) / Ruxience® (rituximab-pvvr) / Riabni™ (rituximab-arrx) - June 2025

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Rituximab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more

Fish & Richardson

Texas Round-Up: May 2025

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Below are summaries of two claim construction opinions issued out of the Eastern District of Texas in May 2025....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

Alston & Bird

Patent Case Summaries | Week Ending May 16, 2025

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The Regents of the University of California, et al. v. The Broad Institute, Inc., et al., Nos. 2022-1594, -1653 (Fed. Cir. (PTAB) May 12, 2025). Opinion by Reyna, joined by Hughes and Cunningham....more

Patterson Belknap Webb & Tyler LLP

Judge Engelmayer Gets a Handle on “BlenderBottle” Patent Claims and Rejects Assertion of Indefiniteness

Judge Paul A. Engelmayer (S.D.N.Y.) recently construed claim terms at issue in a patent litigation between Plaintiffs Trove Brands, LLC, d/b/a The BlenderBottle Company, and Runway Blue, LLC (collectively, “Trove”) and...more

McDonnell Boehnen Hulbert & Berghoff LLP

Regents of the University of California v. Broad Institute, Inc. (Fed. Cir. 2025) - Update

Only a few days after the one-year anniversary of hearing oral argument, the Federal Circuit handed down its decision in Regents of the University of California v. Broad Institute, Inc. on Monday. The opinion reviewed the...more

Venable LLP

Spotlight On: Enbrel® (etanercept) / Erelzi® (etanercept-szzs) / Eticovo® (etanercept-ykro) - May 2025

Venable LLP on

Etanercept Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more

Akin Gump Strauss Hauer & Feld LLP

Claim Construction Issues and Large Number of Claims Not Enough to Institute a Second Petition for Inter Partes Review

The Patent Trial and Appeal Board recently declined to institute a petition for IPR that was filed on the same day that the petitioner filed another petition challenging the same claims of the same patent. The board was not...more

Patterson Belknap Webb & Tyler LLP

Claims May Bend But Are Not Broken: Judge Locke Rejects Indefiniteness Arguments in Fiber Optic Cables Case

In a patent-infringement case involving fiber-optic-cable assemblies, Magistrate Judge Steven I. Locke (E.D.N.Y.) recently rejected defendants’ arguments that two terms in the patent claims were indefinite under 35 U.S.C. §...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: Fintiv, Inc. v. Paypal holdings, Inc.

Fintiv, Inc. v. Paypal holdings, Inc., Appeal No. 2023-2312 (Fed. Cir. Apr. 30, 2025) In its only precedential patent opinion last week, the Federal Circuit affirmed a district court’s determination that the terms “payment...more

Sheppard Mullin Richter & Hampton LLP

Breaking Down the Bifurcated PTAB Review Process: What the USPTO’s Recent FAQ Drop Reveals

On March 26, 2025, the U.S. Patent and Trademark Office released a memorandum introducing a new interim process for handling institution decisions in inter partes reviews (IPRs) and post-grant reviews (PGRs). The Office just...more

Robins Kaplan LLP

Taiho Pharma Co. v. MSN Labs Private Ltd.

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Lonsurf® (tipiracil) - Case Name: Taiho Pharma Co. v. MSN Labs Private Ltd., No. 19-2342-JLH (D. Del. Jan. 23, 2025) (Hall, J.)  Drug Product and Patent(s)-in-Suit: Lonsurf® (tipiracil); U.S. Patent No. 10,457,666 (“the ’666...more

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