Intellectual Property

  • January 22, 2026

    DoggyPhone Sues Again Over Furbo Pet-Comms Product

    Tech company DoggyPhone LLC again took aim at Tomofun on Thursday, claiming in Seattle federal court that the pet-toy maker's Furbo line of products infringes a DoggyPhone-held patent describing "systems and methods that enable remote human-pet communication."

  • January 22, 2026

    Call To End Prosecution Laches Rejected By Full Fed. Circ.

    The full Federal Circuit on Thursday rejected prolific inventor Gilbert Hyatt's rehearing petition asking the court to abolish the doctrine of prosecution laches, which can render a patent unenforceable based on delays by the owner during the application process.

  • January 22, 2026

    Fed. Circ. Says Livestream Patent In Google Suit Is Abstract

    A Federal Circuit panel on Thursday agreed with a Washington federal court's conclusion that a livestreaming patent asserted against Google covers a patent-ineligible abstract idea, finding the relevant claims were too "result-oriented."

  • January 22, 2026

    NFL's Lions Should Face Copyright Suit In Calif., Photog Says

    A California photographer has pushed back against the Detroit Lions' bid to dismiss his lawsuit accusing the NFL team of using photos he took of quarterback Jared Goff without permission, telling a California federal court that his lawsuit, contrary to the team's contention, belongs in the Golden State.

  • January 22, 2026

    5th Circ. Won't Restore Plastics Co.'s $75M IP Jury Award

    The Fifth Circuit is standing behind a lower court's decision throwing out a verdict of more than $75 million that plastics manufacturer Trinseo Europe GmbH won in a suit accusing a former Dow Chemical Co. employee and Kellogg Brown & Root LLC of swiping trade secrets.

  • January 22, 2026

    Merck Can't Get Fed. Circ. To Reconsider Axing MS Drug Patents

    The Federal Circuit on Thursday refused to reconsider decisions invalidating Merck KGaA patents on the blockbuster multiple sclerosis drug Mavenclad, turning aside the German drugmaker's claim that the court set an unjust new rule that means inventors' work can later be used against them.

  • January 22, 2026

    Colo. Co. Can't Sue Target Again For Infringement, Court Told

    A Colorado-based clothing company cannot bring claims that Target infringed the company's registered copyright on several infant sleepwear products, the retail giant told a federal judge, arguing that a prior lawsuit against Target prevents the clothing company from suing it again.

  • January 22, 2026

    10th Circ. Partly Revives Pest Control Co.'s Fraud Claims

    The Tenth Circuit has partially revived a case brought by one pest control company against a competitor alleging the business rival bribed employees to turn over sales data, disagreeing with a lower court that the company had not shown financial losses.

  • January 22, 2026

    Patagonia Claims Activist 'Pattie Gonia' Rips Off TM In $1 Suit

    Patagonia Inc. has sued an activist who goes by the "Pattie Gonia" persona in California federal court, asking the court to block the drag queen from selling T-shirts and other merchandise and services that allegedly rip off its popular trademarks, while only seeking $1 in nominal damages.

  • January 22, 2026

    3rd Circ. Says Medical Pot Contract May Violate Federal Law

    The Third Circuit on Thursday vacated a medical cannabis company's win in a lawsuit filed by a consultant claiming that it had stolen his trade secrets for growing marijuana samples, finding it couldn't decide the appeal because the parties' contract might have violated federal drug law.

  • January 22, 2026

    AI Diagnostics Co.'s Patent Claims Don't Pass Alice Test

    A California federal judge has thrown out artificial intelligence diagnostics company Tempus AI's patent infringement suit against medical test-maker Guardant Health, finding claims in the patents weren't patent-eligible to begin with.

  • January 22, 2026

    USPTO Re-Ups Agreement With Major IP Offices Through 2029

    The U.S. Patent and Trademark Office has extended the Patent Prosecution Highway pilot program with four other intellectual property offices, which expedites review of patent applications that have been allowed in another country, for another three years.

  • January 22, 2026

    Simpson Thacher Adds Quinn Emanuel Atty To New SF Office

    A Quinn Emanuel Urquhart & Sullivan LLP attorney who worked on high-profile intellectual property matters representing Google and Jane Street Group has joined Simpson Thacher & Bartlett LLP as partner in its newly opened San Francisco office, the firm announced Thursday.

  • January 22, 2026

    Amazon Says IP Lawyer Can't Dodge Trademark Suit

    Amazon is pushing back against an intellectual property lawyer's effort to escape a lawsuit accusing him of conspiring with a Chinese company to sidestep a U.S. Patent and Trademark Office rule, arguing the claims were properly pled and that the Seattle federal court is the proper venue.

  • January 21, 2026

    NYC Sues Dr. Phil's Son To Stop NYPD Reality Show

    The city of New York on Wednesday sued the son of celebrity psychologist Dr. Phil in state court, claiming that he and his production company plan to air a reality television show about the New York Police Department that contains footage that would threaten the lives and safety of active police officers, witnesses and victims.

  • January 21, 2026

    PE Firm Used Jail Threats To Steer Cannabis Deal, Court Told

    A private equity firm can't free itself from a contract breach spat between a CBD and hemp product manufacturer and its business partner, as the firm not only interfered with the contract but also threatened to have people thrown in jail if they refused to capitulate, a North Carolina federal court heard Wednesday.

  • January 21, 2026

    Novartis Gets Win On Entresto Patent Tied To Earlier Ruling

    A Delaware federal judge found Wednesday that MSN Pharmaceuticals Inc. infringed a patent covering Novartis Pharmaceuticals Corp.'s blockbuster cardiovascular drug Entresto, saying the issue has already been litigated before.

  • January 21, 2026

    Licensing Deal Saves Cisco From Lionra Suit, Fed. Circ. Says

    The Federal Circuit rebuffed Lionra Technologies Ltd.'s efforts to save its patent infringement case against Cisco Systems Inc., with a panel finding Wednesday that a licensing agreement foreclosed the lawsuit and calling Lionra's characterization of the agreement "skewed."

  • January 21, 2026

    Allergan Says Fed. Circ.'s Ax Of $39M Win Misread Record

    A Federal Circuit decision reversing a $39 million verdict against Sandoz in Allergan's suit accusing it of infringing an eyelash growth drug patent misunderstood the evidence and was based on an "indisputably false" premise, Allergan said in a petition for rehearing Tuesday.

  • January 21, 2026

    NC Court Throws Duke A Lifeline In Transfer Battle With QB

    A North Carolina state judge allowed Duke University quarterback Darian Mensah to enter the NCAA transfer portal Wednesday, but prohibited him from signing with another school until ruling on Duke's request for an injunction that would keep him at the university.

  • January 21, 2026

    Disney Can't Dodge 'Toy Story 3' TM Claim On Remand

    A California federal judge has refused to grant Disney a partial win in a trademark infringement case brought by a stuffed animal manufacturer over the "Toy Story 3" character Lotso, ruling that the manufacturer had established a Lanham Act case against Disney before the U.S. Supreme Court considered the case.

  • January 21, 2026

    Pot Co., Rolling Paper Maker Settle 'Juicy' Trademark Suit

    A tobacco company and Colorado cannabis company told a federal judge that they have settled a trademark lawsuit in which the maker of Raw rolling papers had asked the court to permanently bar the cannabis company from using its product names.

  • January 21, 2026

    Tex-Mex Chain's 'Feeling' Isn't Trade Secret, NC Biz Court Told

    A chain of upscale Tex-Mex restaurants in North Carolina failed to specify the trade secrets a former manager is accused of stealing to replicate its dining concept at another restaurant in Missouri, defense counsel told a North Carolina Business Court judge on Wednesday.

  • January 21, 2026

    Fed. Circ. Won't Reinstate Text-Tracking Patent Case

    The Federal Circuit on Wednesday affirmed a lower court's decision declining a cellular data-tracking company's request for a new trial, rejecting the company's arguments that the district judge's claim construction had been erroneous.

  • January 21, 2026

    EcoFactor Can't Restore Thermostat IP Claims At Fed. Circ.

    Smart home energy company EcoFactor on Wednesday failed to persuade the Federal Circuit to revive claims in one of its smart thermostat patents following a Patent Trial and Appeal Board decision that invalidated the claims.

Expert Analysis

  • Patent Disclaimers Ruling Offers Restriction Practice Insights

    Author Photo

    The Federal Circuit's recent decision in Focus Products v. Kartri confirms that prosecution disclaimers can extend to examiner-defined species in restriction practice, making it important for patent practitioners to manage restriction requirement responses carefully to avoid unintended claim scope limitations, say attorneys at BCLP.

  • Opinion

    Supreme Court Term Limits Would Carry Hidden Risk

    Author Photo

    While proposals for limiting the terms of U.S. Supreme Court justices are popular, a steady stream of relatively young, highly marketable ex-justices with unique knowledge and influence entering the marketplace of law and politics could create new problems, say Michael Broyde at Emory University and Hayden Hall at the U.S. Bankruptcy Court for the District of Delaware.

  • Series

    Knitting Makes Me A Better Lawyer

    Author Photo

    Stretching my skills as a knitter makes me a better antitrust attorney by challenging me to recalibrate after wrong turns, not rush outcomes, and trust that I can teach myself the skills to tackle new and difficult projects — even when I don’t have a pattern to work from, says Kara Kuritz at V&E.

  • Eveready Vs. Squirt: How Trademark Surveys Fare In 9th Circ.

    Author Photo

    An analysis of how two consumer surveys for measuring confusion in trademark disputes perform in the Ninth Circuit across pivotal points in trademark cases' progression reveals insights not only on how the two formats stack up against each other, but also how to maximize a survey's effectiveness, say attorneys at Dorsey.

  • Series

    The Biz Court Digest: Welcome To Miami

    Author Photo

    After nearly 20 years in operation, the Miami Complex Business Litigation Division is a pioneer upon which other jurisdictions in the state have been modeled, adopting many innovations to keep its cases running more efficiently and staffing experienced judges who are accustomed to hearing business disputes, say attorneys at King & Spalding.

  • Identifying And Resolving Conflicts Among Class Members

    Author Photo

    As the Fifth Circuit's recent decision in Nova Scotia Health Employees' Pension Plan v. McDermott International illustrates, intraclass conflicts can determine the fate of a class action — and such conflicts can be surprisingly difficult to identify, says Andrew Faisman, a clerk at the U.S. District Court for the Southern District of New York.

  • 6 Ways To Nuke-Proof Litigation As Explosive Verdicts Rise

    Author Photo

    As the increasing number of nuclear verdicts continues to reshape the litigation landscape, counsel must understand how to create a multipronged defense strategy to anticipate juror expectations and mitigate the risk of outsize jury awards, say attorneys at Norton Rose.

  • What Law Firm Liability Risks In 2025 Signal For Year To Come

    Author Photo

    Trends and statistics reveal that law firms of all sizes and practice areas remained attractive litigation targets this year, so firms must take concrete steps to avoid professional liability risks in the year to come, say Douglas Richmond and Andrew Ricke at Lockton Companies.

  • Adapting To A Plaintiff-Side Mindset For Patent Monetization

    Author Photo

    A recent decrease in risk for patent owners at the U.S. Patent and Trademark Office, combined with increased corporate interest in monetizing patent assets, creates an attractive case for evaluating patents from a plaintiff-side mindset, but in-house counsel transitioning from a defense-side mindset to a plaintiff-side mindset should study certain considerations, says Kate Tellez at Steptoe.

  • AI Evidence Rule Tweaks Encourage Judicial Guardrails

    Author Photo

    Recent additions to a committee note on proposed Rule of Evidence 707 — governing evidence generated by artificial intelligence — seek to mitigate potential dangers that may arise once machine outputs are introduced at trial, encouraging judges to perform critical gatekeeping functions, say attorneys at Lankler Siffert & Wohl.

  • Series

    The Law Firm Merger Diaries: Getting The Message Across

    Author Photo

    Communications and brand strategy during a law firm merger represent a crucial thread that runs through every stage of a combination and should include clear messaging, leverage modern marketing tools and embrace the chance to evolve, says Ashley Horne at Womble Bond.

  • Opinion

    Horizontal Stare Decisis Should Not Be Casually Discarded

    Author Photo

    Eliminating the so-called law of the circuit doctrine — as recently proposed by a Fifth Circuit judge, echoing Justice Neil Gorsuch’s concurrence in Loper Bright — would undermine public confidence in the judiciary’s independence and create costly uncertainty for litigants, says Lawrence Bluestone at Genova Burns.

  • Grounding Netflix's 'Death By Lightning' In Patent History

    Author Photo

    In Netflix’s "Death by Lightning," U.S. President James Garfield's assassin declares that patent lawyers lack original ideas, but real-life 19th-century patent attorney-inventors were key to technological progress and the success of the American patent system, say Tasha Gerasimow at Kirkland & Ellis and David Gerasimow at Gerasimow Law.

  • How Fed. Circ. Shaped Subject Matter Eligibility In 2025

    Author Photo

    The Federal Circuit's most impactful patent eligibility decisions this year, touching on questions about obviousness and abstractness, provide a toolbox of takeaways that can be utilized during patent preparation and prosecution to guard against potential challenges, says Reilley Keane at Banner Witcoff.

  • 10 Commandments For Agentic AI Tools In The Legal Industry

    Author Photo

    Though agentic artificial intelligence has demonstrated significant promise for optimizing legal work, it presents numerous risks, so specific ethical obligations should be built into the knowledge base of every agentic AI tool used in the legal industry, says Steven Cordero at Akerman LLP.

Want to publish in Law360?


Submit an idea

Have a news tip?


Contact us here
Can't find the article you're looking for? Click here to search the Intellectual Property archive.