Intellectual Property

  • April 23, 2026

    As Game Cos. Fight Over Docs, Judge Trims Requests

    Mobile game companies Skillz Inc. and Tether Studios LLC clashed Thursday in Delaware Chancery Court over the scope of discovery in a contract and trade secrets dispute, with each accusing the other of withholding critical information, while Vice Chancellor Morgan T. Zurn largely trimmed back what she said were overbroad requests.

  • April 23, 2026

    OpenAI Barred From Using 'IO' As TM In Dispute With IYO

    A California federal judge on Thursday prohibited OpenAI from using "IO" as a trademark for AI hardware, finding that the branding is likely to be confused with startup IYO Inc. 

  • April 23, 2026

    Bassist's Suit Against Metal Band Can Rock On, Judge Says

    A Connecticut judge has refused to strike six counts from a bassist's lawsuit challenging his ejection from the Grammy-nominated metal band Hatebreed, finding the musician properly pleaded claims that he was harmed by his 2024 removal after a decades-long business relationship.

  • April 23, 2026

    Mobile Game Co. Hit With $420M Verdict In False Ad Trial

    Papaya Gaming Ltd. on Thursday was hit with a jury verdict in New York telling it to pay $420 million in damages in a trial over its alleged misrepresentations about its mobile games being based on skill and not using bots.

  • April 23, 2026

    Trulieve Says Infringement Suit Doesn't Actually State A Claim

    Cannabis company Trulieve Inc. has said a rival company's complaint against it lacks any factual basis to support the allegation Trulieve infringed the rival's patents, urging a Florida federal court to throw out the suit.

  • April 22, 2026

    Music Cos. Drop Verizon Copyright Suit After Cox Decision

    Music companies that accused Verizon Communications Inc. of profiting from its customers' online piracy told a New York federal court on Wednesday that they were dropping their case, which had been paused while the U.S. Supreme Court considered similar claims against another internet service provider, Cox Communications.

  • April 22, 2026

    Full Fed. Circ. Passes On Sarepta's Patent Rehearing Bid

    The full Federal Circuit on Wednesday rejected Sarepta Therapeutics Inc.'s bid for a rehearing after a panel's decision revived a University of Pennsylvania gene therapy patent that is licensed by clinical-stage biotechnology company Regenxbio Inc.

  • April 22, 2026

    RJ Reynolds Wants Order That E-Cigs Don't Infringe Patent

    RJ Reynolds Vapor Co., which produces Vuse e-cigarettes, filed a suit in Delaware federal court seeking a declaration that it does not infringe a patent held by rival VPR Brands.

  • April 22, 2026

    Eli Lilly Case Over Weight Loss Drugs Kept Mostly Intact

    A California federal court has refused to throw out a lawsuit from Eli Lilly against a telehealth company and related entities over the compounding of its popular weight loss drugs Mounjaro and Zepbound, but agreed to trim a conspiracy claim from the case.

  • April 22, 2026

    Judge Lets AI Copyright Claims Against Databricks Proceed

    A California federal judge has denied a bid from software and artificial intelligence firms Databricks and Mosaic ML to escape authors' allegations that their works were used to train large language models, saying the proposed class of writers had asserted a sufficient complaint.

  • April 22, 2026

    Entegris Says Ex-Engineer Used Its Tech To Start Rival Firm

    Tech company Entegris says a former lead engineer secretly founded his own competing firm by stealing trade secrets and has been soliciting its customers, including Intel, to bring their business to his startup, according to a suit in Massachusetts state court.

  • April 22, 2026

    6th Circ. Questions Timing Of Late Keyboardist's Royalties Bid

    A Sixth Circuit panel sharply questioned both sides Wednesday over when, if ever, Parliament-Funkadelic co-founder George Clinton clearly rejected a decades-old royalty deal with the band's former keyboardist, signaling uncertainty about whether the late musician's estate waited too long to sue.

  • April 22, 2026

    Oura Hit With New Patent Suit Over Fitness Wearables

    Zepp Health has hit Oura Health with a lawsuit in the Eastern District of Texas accusing the Finnish company of infringing a series of patents on wearable fitness devices, the latest salvo in a wider patent fight between the companies.

  • April 22, 2026

    Norton Rose Faces $100M Suit Over Withdrawn Patent App

    Norton Rose Fulbright was sued in Illinois state court Tuesday by an advertising tech company claiming that the law firm mishandled a patent application and caused it to be deemed withdrawn, but kept the company in the dark about the loss of its valuable patent rights for over a year.

  • April 22, 2026

    Commure Took Health Co.'s Software Trade Secrets, Suit Says

    A San Diego-based healthcare technology services company has accused Commure Inc. of stealing trade secrets to launch competing cloud-based software, framing the alleged conduct as an instance of a large company "backed by big money" breaking the rules to obtain a much smaller competitor's information.

  • April 22, 2026

    Paint Co. Says Injury Firm Used Stolen Data To Solicit Clients

    A paint company has asked a North Carolina federal court to boot the opposing counsel in a putative data breach class action, accusing them of finding stolen data on the dark web and using it to solicit potential plaintiffs before victims were even notified of the breach.

  • April 22, 2026

    WIPO Head Gets Another Term To Lead UN Agency

    World Intellectual Property Organization Director General Daren Tang has been reappointed to the position after being nominated by its coordination committee earlier this year to again lead the United Nations agency.

  • April 21, 2026

    Anthropic Pushes Fair Use Defense In Music Cos.' IP Fight

    Anthropic PBC has asked a California federal judge to find that its use of copyrighted materials to train its tool Claude is "transformative" fair use under copyright law, comparing Claude's learning to how humans learn from reading and internalizing the themes of various works.

  • April 21, 2026

    Mariah Carey's Atty Fee Bid For IP Win 'Absurd,' Judge Told

    Singer Mariah Carey's bid for $600,000 in attorney fees after her Davis Wright Tremaine LLP attorneys defeated a copyright infringement ahead of trial is "absurd," the plaintiff's counsel told a California federal judge Tuesday, arguing that the amount is excessive for a successful summary judgment motion.

  • April 21, 2026

    IP Notebook: Global Copyright, ChatGPT TM, Rogers Test

    This round of Law360's look at emerging copyright and trademark issues includes a forthcoming U.S. Supreme Court appeal with global implications for copyrights, and OpenAI's setback in its effort to register "ChatGPT" as a trademark.

  • April 21, 2026

    Copyright Head Touts 6,000 Registrations Of Human-AI Works

    The U.S. Copyright Office has issued more than 6,000 registrations for works that incorporate artificial intelligence-generated materials and follow the agency's guidance for combined human-made and AI-created works, U.S. Copyright Office leader Shira Perlmutter said Tuesday.

  • April 21, 2026

    Archer, Joby Spar Over Claims In Battle To Gain Air Taxi Edge

    Archer Aviation has told a federal court that rival electric air-taxi company Joby Aviation cannot ditch counterclaims alleging Joby concealed its China-based sourcing and misclassified imports to evade tariffs, while Joby accuses Archer of riding its coattails and trying to reframe the narrative around its own shady dealings.

  • April 21, 2026

    Congress Rallies More For Bills On Copyrights Than Patents

    There have been more intellectual property bills floated in Congress that are supportive of copyright rights than patent rights, according to a new report looking at how lawmakers treat the IP system.

  • April 21, 2026

    Gaming Co. Escapes Blackjack IP Claims Over Pleading Gaps

    The owners of a trademarked blackjack game had its claims dismissed against gambling giant Penn Entertainment Inc. and one of its Colorado casinos after a federal judge found the claims alleging the casino illegally continued using the blackjack game for years after its license expired weren't sufficiently pled.

  • April 21, 2026

    Squires Hints At New 'Holistic' Decision On PTAB Discretion

    U.S. Patent and Trademark Office Director John Squires previewed at a conference Tuesday an imminent "comprehensive decision" that will articulate current policy on discretionary factors that inform the viability of Patent Trial and Appeal Board challenges, saying he's seeking "predictability" for the PTAB.

Expert Analysis

  • Navigating Battery Validation Risk In The EV Supply Chain

    Author Photo

    Vehicle electrification has moved battery system supply chains from a background component into the center of the automotive universe — and for legal teams, battery validation is now a driver of contractual disputes, regulatory exposure and even shareholder litigation, say Samuel Madden at Secretariat Advisors and Vanessa Miller at Foley & Lardner.

  • Fed. Circ. In 2025: A Look At Continued USPTO Tensions

    Author Photo

    Unanticipated developments in 2025 included a tug-of-war between the Federal Circuit and the U.S. Patent and Trademark Office over inter partes review decisions, and this continued disparity looks set to contribute to another packed year for the court, say attorneys at Knobbe Martens.

  • How 2025 Recalibrated Fair Use For The AI Era

    Author Photo

    Although the Second Circuit's decision last year in Romanova v. Amilus Inc. did not involve artificial intelligence, its formulation of relevant fair use factors provides a useful guide for lower courts examining AI cases in 2026, demanding close attention from legal practitioners on both sides of these disputes, say attorneys at Cleary.

  • Series

    Adapting To Private Practice: 5 Tips From Ex-SEC Unit Chief

    Author Photo

    My move to private practice has reaffirmed my belief in the value of adaptability, collaboration and strategic thinking — qualities that are essential not only for successful client outcomes, but also for sustained professional satisfaction, says Dabney O’Riordan at Fried Frank.

  • Patent Applicants Must Get Biologics Enablement Right

    Author Photo

    As artificial intelligence increasingly becomes a core driver in drug discovery, it is critical for drug companies to adapt their drafting strategies to the unique features of AI-generated inventions, and to pay particularly close attention to enablement standards, says Sanandan Malhotra at Novo Nordisk.

  • Series

    Law School's Missed Lessons: How To Start A Law Firm

    Author Photo

    Launching and sustaining a law firm requires skills most law schools don't teach, but every lawyer should understand a few core principles that can make the leap calculated rather than reckless, says Sam Katz at Athlaw.

  • Fed. Circ. Patent Decisions In 2025: An Empirical Review

    Author Photo

    In 2025, the Federal Circuit's increased output was not enough to keep up with its ever-growing patent case load, and patent owners and applicants fared poorly overall as the court's affirmance rate fell, says Dan Bagatell at Perkins Coie.

  • Reel Justice: 'Die My Love' And The Power Of Visuals At Trial

    Author Photo

    The powerful use of imagery to capture the protagonist’s experience of postpartum depression in “Die My Love” reminds attorneys that visuals at trial can persuade jurors more than words alone, so they should strategically wield a new federal evidence rule allowing for illustrative aids, says Veronica Finkelstein at Wilmington University.

  • Series

    Hosting Exchange Students Makes Me A Better Lawyer

    Author Photo

    Opening my home to foreign exchange students makes me a better lawyer not just because prioritizing visiting high schoolers forces me to hone my organization and time management skills but also because sharing the study-abroad experience with newcomers and locals reconnects me to my community, says Alison Lippa at Nicolaides Fink.

  • Utilizing AI In Agriculture Requires A Strong IP Strategy

    Author Photo

    As agricultural technology companies race to deploy artificial intelligence solutions at scale, it's important to prioritize the importance of intellectual property strategy early on to avoid losing value in a fast-moving landscape, say attorneys at Sterne Kessler.

  • How A 1947 Tugboat Ruling May Shape Work Product In AI Era

    Author Photo

    Rapid advances in generative artificial intelligence test work-product principles first articulated in the U.S. Supreme Court’s nearly 80-year-old Hickman v. Taylor decision, as courts and ethics bodies confront whether disclosure of attorneys’ AI prompts and outputs would reveal their thought processes, say Larry Silver and Sasha Burton at Langsam Stevens.

  • Lessons From The Pokemon Patent Firestorm

    Author Photo

    Public outcry against Nintendo being granted a patent over Pokémon gaming mechanics amid its ongoing patent infringement case against "Palworld" developer Pocket Pair, and the U.S. Patent and Trademark Office's subsequent order to reexamine Nintendo's patent, highlight potential risks associated with drafting ambiguous, unnecessarily complex or overly aggressive claims, say attorneys at McNees Wallace.

  • Navigating Privilege Law Patchwork In Dual-Purpose Comms

    Author Photo

    Three years after the U.S. Supreme Court declined to resolve a circuit split in In re: Grand Jury, federal courts remain split as to when attorney-client privilege applies to dual-purpose legal and business communications, and understanding the fragmented landscape is essential for managing risks, say attorneys at Covington.

  • How AI Drafting Should Transform Patent Filing Strategies

    Author Photo

    As agentic artificial intelligence reduces the time and expense required to draft and file patents, companies should shift focus away from rationing drafting hours and more toward governing optionality, says Ian Schick at Paximal.

  • 9th Circ. Copyright Ruling Highlights Doubts On Intrinsic Test

    Author Photo

    Two concurring opinions in Sedlik v. Von Drachenberg may mark an inflection point in the Ninth Circuit's substantial-similarity jurisprudence, inviting copyright litigants to reassess strategy as the court potentially shifts away from the intrinsic test, say attorneys at Troutman.

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.