California

  • December 19, 2025

    Squires Issues 21 More Patent Review Denials

    U.S. Patent and Trademark Office Director John Squires has denied 21 requests for America Invents Act patent reviews, while not agreeing to institute any new proceedings.

  • December 19, 2025

    Calif. Appeals Court Upholds Los Angeles' Mansion Tax

    A property transfer tax that adds 4% to 5.5% to the cost of Los Angeles real estate deals of more than $5 million is legal under the U.S. and California constitutions, a state appeals panel ruled, upholding a trial court.

  • December 19, 2025

    The Top Patent Damages Of 2025

    The largest patent verdict of the year was Apple's $634 million loss against Masimo, and juries issued eight other nine-figure verdicts in 2025 — many of which were against Samsung.

  • December 19, 2025

    Fed. Circ. Declines To Save MemoryWeb Digital File Patent

    The Federal Circuit on Friday affirmed a Patent Trial and Appeal Board decision striking claims in a patent covering a digital files management system, one of several that MemoryWeb has asserted against big technology companies. 

  • December 19, 2025

    Green Groups Sue Over Interior's Environmental Policy Shift

    Two conservation groups are asking a Northern California federal district court to vacate an interim U.S. Department of the Interior final rule that rescinds decades-old environmental policies concerning the public's right to participate in reviews for logging, drilling and other industrial projects on public lands.

  • December 19, 2025

    Gunderson-Led Tax Firm Andersen Trades Up After Rare IPO

    Tax valuation and advisory firm Andersen Group Inc. has closed a $202 million initial public offering, marking a rare IPO that required legal teams to navigate uncommon structural and governance challenges, according to attorneys who steered the offering.

  • December 19, 2025

    Medical, School Groups Seek Order Halting $100K Visa Fee

    A medical practice in rural North Carolina and other employers asked a federal judge Friday to block enforcement of the Trump administration's $100,000 fee on H-1B visas, arguing the "massive" fee hike will inflict irreparable harm on their communities.

  • December 19, 2025

    Supreme Court's Biggest Criminal Law Opinions Of 2025

    The U.S. Supreme Court in 2025 handed down major criminal law decisions that made it easier for defendants to mount post-conviction challenges, clarified fraud statutes, and settled a circuit split over whether defendants can be convicted of violent crimes in which they did not physically participate.

  • December 19, 2025

    Keesal Young Drops Part Of Stradley Ronon Poaching Suit

    Keesal Young & Logan wants to drop part of its California state court lawsuit alleging Stradley Ronon Stevens & Young LLP unlawfully recruited 10 of its attorneys.

  • December 19, 2025

    Disbarred Calif. Lawyer Gets 18 Mos. For Advance Fee Fraud

    A Manhattan federal judge sentenced a disbarred California lawyer to 18 months in prison Friday for scheming to reap $4 million in advance fees for bogus letters of credit while holding himself out as chief of compliance for a fake bank.

  • December 19, 2025

    LA Angels, Skaggs Family Reach Deal Amid Jury Deliberations

    The Los Angeles Angels reached a settlement Friday ending a wrongful death suit brought by the family of pitcher Tyler Skaggs over his overdose death while traveling to an away game in 2019, cutting short jury deliberations in a two-month trial that saw the Angels facing hundreds of millions of dollars in potential liability.

  • December 19, 2025

    Live Nation 401(k) Suit Arbitration In Calif. Gets Redo

    A California federal judge agreed to reconsider his order from 2023 requiring arbitration of some claims in a federal benefits suit from Live Nation workers alleging excessive fees in their employee 401(k) plan after the Ninth Circuit had remanded the case in August.

  • December 19, 2025

    Calif. Ex-Customs Broker Sentenced For Tax, Wire Fraud

    A California man was sentenced to 51 months in federal prison after being indicted this year on federal fraud charges and one count of tax evasion, the U.S. Department of Justice said.

  • December 19, 2025

    AbCellera Gets $36M In Cell Research Patent Settlement

    Canadian biotechnology firm AbCellera said it had reached a $36 million settlement with Bruker Corp. to resolve patent infringement claims related to a cell analysis system.

  • December 19, 2025

    9th Circ. Takes Up IPhone Buyers' Class Decertification

    The Ninth Circuit has summarily agreed to let consumers appeal what they had described as the "death knell" district court ruling that decertified their class of iPhone users that was expected to reach 200 million members in an antitrust case over Apple's App Store policies.

  • December 19, 2025

    BioMarin Inks $4.8B Amicus Buy As Patent Litigation Resolved

    BioMarin Pharmaceutical Inc. has agreed to acquire Amicus Therapeutics for $4.8 billion, in a deal bolstered by Amicus' settlement of patent litigation that secures U.S. exclusivity for its Galafold drug until 2037, the companies said Friday.

  • December 19, 2025

    Polsinelli Lands Glaser Weil Tax Pro In Los Angeles

    Polsinelli PC is expanding its business team, bringing in a tax pro from Glaser Weil as a shareholder in its Los Angeles office.

  • December 18, 2025

    ITC Clears Toy Gun Imports, Will Review Smart Rings, Vapes

    The U.S. International Trade Commission has had a busy week in intellectual property, determining a series of toy gun imports don't infringe Spin Master patents licensed to Hasbro, instituting reviews requested by companies including Ouraring, AbbVie and Juul, and receiving several new complaints.

  • December 18, 2025

    Instacart Will Pay $60M Over FTC's Deceptive Delivery Claims

    Instacart has agreed to pay $60 million to resolve Federal Trade Commission claims it deceptively advertised "free delivery" on customers' first orders while charging a service fee and for not clearly disclosing the terms of its subscription membership.

  • December 18, 2025

    Anti-Fluoride Win Merits $9.5M In Fees From EPA, Judge Told

    Anti-fluoridation groups urged a California federal judge in a hearing Thursday to grant them $9.5 million in attorney fees for winning a 2024 decision that the U.S. Environmental Protection Agency's "optimal" fluoride level for drinking water poses an unreasonable risk of lowering children's IQ. 

  • December 18, 2025

    $10B Verdict Hinges On Witness Order, Katyal Tells Panel

    Milbank's Neal Katyal urged a California state appellate panel to grant a new trial to a man who lost an estimated $10 billion verdict when a jury found he violated an oral agreement with his brothers over a real estate empire, saying the witness order violated a civil procedure rule.

  • December 18, 2025

    SF, Oakland Near Settlement In Airport Name Trademark Fight

    The Port of Oakland has cut a tentative deal with the city and county of San Francisco to resolve a trademark infringement suit over Oakland renaming its international airport to include "San Francisco Bay," according to a joint stipulation filed in California federal court Wednesday.

  • December 18, 2025

    AI Energy Co. Stem Inc. Beats SPAC Merger Investor Suit

    Artificial intelligence-driven energy storage company Stem Inc. and its brass no longer face investor claims of making misstatements ahead of a $1.35 billion merger with a blank check company after a judge found their latest complaint revisions didn't fix earlier issues.

  • December 18, 2025

    Pennsylvania Says DOJ Not Authorized To Get Voter Data

    Pennsylvania shouldn't have to give the U.S. Department of Justice its voters' driver's license numbers and partial Social Security numbers because that data is not necessary for enforcing the federal laws the DOJ cited in its demand, according to a brief seeking dismissal of the DOJ's lawsuit.

  • December 18, 2025

    Top Trade Secrets Decisions Of 2025

    The Ninth Circuit clarified the rules of engagement in trade secrets disputes with guidance on when confidential information must be precisely detailed during litigation, and jurors delivered a $200 million verdict against Walmart over product freshness technology. Here are Law360's picks for the biggest trade secrets decisions of 2025.

Expert Analysis

  • Series

    The Law Firm Merger Diaries: Getting The Message Across

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    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.

  • Steps For Cos. To Comply With Colo. Deceptive Pricing Law

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    Colorado's newly passed law protecting against deceptive pricing practices will take effect on Jan. 1, broadening the consumer protection framework and standardizing total price disclosure requirements across a variety of industries, and there are several steps businesses can take to comply, say attorneys at Haynes Boone.

  • Opinion

    Horizontal Stare Decisis Should Not Be Casually Discarded

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    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.

  • 10 Commandments For Agentic AI Tools In The Legal Industry

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    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.

  • Opinion

    California Vapor Intrusion Policy Should Focus On Site Risks

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    As California environmental regulators consider whether to change the attenuation factor used in screenings for vapor intrusion, the most prudent path forward is to keep the current value for screening purposes, while using site-specific, risk-based numbers for cleanup and closure targets, says Thierry Montoya at Frost Brown.

  • 9th Circ. Ruling Upholds Employee Speech Amid Stalled NLRB

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    The Ninth Circuit's recent decision in National Labor Relations Board v. North Mountain Foothills Apartments shows that courts are enforcing National Labor Relations Act protections despite the board's current paralysis, so employers must tread carefully when disciplining employee speech, whether at work or online, say attorneys at Foley & Lardner.

  • Series

    Preaching Makes Me A Better Lawyer

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    Becoming a Gospel preacher has enhanced my success as a trial lawyer by teaching me the importance of credibility, relatability, persuasiveness and thorough preparation for my congregants, the same skills needed with judges and juries in the courtroom, says Reginald Harris at Stinson.

  • And Now A Word From The Panel: A New Rule For MDLs

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    With a new federal rule of civil procedure dedicated to multidistrict litigation practice taking effect this month, MDL watchers will be keeping on eye on whether the rule effectively serves its purpose of ensuring that only supportable claims proceed in MDLs, says Alan Rothman at Sidley.

  • State, Federal Incentives Heat Up Geothermal Projects

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    Geothermal energy can now benefit from dramatically accelerated permitting for development on federal land as well as state-level renewable energy portfolio standards — but operating in the complex legal framework surrounding geothermal projects requires successful navigation of complex water rights and environmental regulations, say attorneys at Holland & Hart.

  • Series

    Law School's Missed Lessons: Practicing Client-Led Litigation

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    New litigators can better help their corporate clients achieve their overall objectives when they move beyond simply fighting for legal victory to a client-led approach that resolves the legal dispute while balancing the company's competing out-of-court priorities, says Chelsea Ireland at Cohen Ziffer.

  • 9th Circ. Robinhood Ruling May Alter Intraquarter Disclosures

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    By aligning with the Second Circuit and rejecting the First Circuit's extreme-departure standard, the Ninth Circuit recently signaled in its decision to revive a putative securities class action against Robinhood a renewed emphasis on transparency when known trends that can be considered material arise between quarterly reports, say attorneys at MoFo.

  • Florida Throws A Wrench Into Interstate Trucking Torts

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    Florida's recent request to file a bill of complaint in the U.S. Supreme Court against California and Washington, asserting that the states' policies conflict with the federal English language proficiency standard for truck drivers, transforms a conventional wrongful death case into a high-stakes constitutional challenge, say attorneys at Farah & Farah.

  • Series

    The Law Firm Merger Diaries: How To Build On Cultural Fit

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    Law firm mergers should start with people, then move to strategy: A two-level screening that puts finding a cultural fit at the pinnacle of the process can unearth shared values that are instrumental to deciding to move forward with a combination, says Matthew Madsen at Harrison.

  • Mulling Differing Circuit Rulings On Gender-Affirming Care

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    Despite the Eleventh Circuit's recent holding in Lange v. Houston County that a health plan's exclusion for gender-affirming surgery did not violate Title VII, employers should be mindful of other court decisions suggesting that different legal challenges may still apply to blanket exclusions for such care, say attorneys at Smith Gambrell.

  • Ending All-In Airfare Pricing Could Pose Ad Dilemma For Cos.

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    The U.S. Department of Transportation's plan to scrap its requirement that airfare ads include all fees and taxes in price listings means that airlines, travel agents and other affected businesses must balance competitive pricing against the risk of alienating consumers, say Kimberly Graber at Steptoe and Serena Viswanathan, formerly at the FTC's Division of Advertising Practices.

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