California

  • March 31, 2026

    Fed. Circ. Upholds TikTok's Win Against 'For You' Patent Suit

    The Federal Circuit on Tuesday affirmed TikTok Inc. prevailing in a patent infringement suit brought by video technology developer 10Tales that alleged the app's "For You" feature copied its invention covering a digital "recommendation system."

  • March 31, 2026

    Transpo Tracker: Congestion Pricing Survives, EV Rule At Risk

    In our inaugural Law360 Transportation Tracker, a New York district court walloped the Trump administration's effort to cancel Manhattan's congestion pricing, the federal government continued its assault on California's vehicle emissions regulations, and Boeing investors scored class certification in 737 Max-related securities fraud litigation.

  • March 31, 2026

    Reddit's AI Scraping Suit Sent Back To State Court

    A California federal judge has ordered that a case brought by Reddit Inc. claiming Anthropic PBC improperly gathered user content to train its large language models be sent back to state court, finding that each of Reddit's allegations have extra elements that defeat federal preemption.

  • March 31, 2026

    ITC Latest To Probe InterDigital Claims Against TCL, Hisense

    The U.S. International Trade Commission is the latest venue to take up InterDigital's globe-spanning dispute against Chinese TV manufacturers Hisense Co. Ltd. and TCL Technology Group Corp., claiming the companies are importing TVs from the U.S. that infringe InterDigital's video coding patents.

  • March 31, 2026

    Judge Further Delays Trump Admin's College Data Demand

    A Massachusetts federal judge on Tuesday again pushed off a deadline for public colleges in 17 states to provide seven years of detailed admissions data to the U.S. Department of Education, as two organizations representing private schools seek to join a legal challenge to the new survey.

  • March 31, 2026

    Beasley Allen Seeks Stay Of DQ In Federal J&J Talc MDL

    The Beasley Allen Law Firm asked a New Jersey federal court on Monday to hold off on disqualifying it from talc litigation against Johnson & Johnson while it appeals the disqualification order which it called "unprecedented and incorrect."

  • March 31, 2026

    Pinterest Downplayed Tariffs' Impact On Ads, Investor Says

    Pinterest and its top brass have been hit with a proposed class action in California federal court accusing them of failing to disclose to investors the effect U.S. tariffs were having on the social media company's business and advertising revenues, leading to a stock price drop when the truth came to light.

  • March 31, 2026

    Sanctions Nixed In Suit Over Calif. County's Hemp Destruction

    A California federal judge has vacated sanctions imposed on Kern County's attorney in a suit alleging the county and state law enforcement illegally destroyed 500 acres of legal hemp owned by Apothio LLC, saying a magistrate judge didn't follow the proper rules in imposing those sanctions.

  • March 30, 2026

    Newsom Tightens AI Contract Rules Over Safety Fears

    California Gov. Gavin Newsom on Monday ordered state agencies to strengthen guardrails for all contracts connected to generative AI tools, highlighting what he sees as risks to free speech, voting rights and mass surveillance, and at the same time encouraging statewide adoption of safe forms of the technology. 

  • March 30, 2026

    HPE Seeks Fix After States Expose Confidential Bidding Info

    Hewlett Packard Enterprise Co. urged a California federal judge to order a dozen states and Washington, D.C., to take corrective measures after they publicly filed thousands of pages of confidential documents related to the company's $14 billion acquisition of Juniper Networks Inc.

  • March 30, 2026

    Law Firm Blew Fraud Suit Against Ex-Partners, Pot Co. Says

    A law firm overbilled, underworked and generally dropped the ball in a fraud suit brought by a cannabis cultivator and manufacturer against ex-business partners, the company told a California state court, saying it's seeking at least $500,000 from the firm.

  • March 30, 2026

    Feds Urge 9th Circ. To Pause Immigration Bond Ruling

    The Trump administration Monday urged the Ninth Circuit to pause a lower court's declaration that immigration judges have the authority to hear detained immigrants' bond requests, slamming the ruling as a "frontal assault" on the government's authority to detain immigrants and arguing it's creating "judicial chaos" across the country.

  • March 30, 2026

    Trump, Biden Changes To Endangered Species Regs Vacated

    A California federal judge on Monday threw out Endangered Species Act regulation changes from the first Trump administration and Biden administration for being unlawful, saying the regulations contradicted the animal and habitat conservation law, including by paring back federal agency duties and narrowing the scope of the law's protection.

  • March 30, 2026

    Del Monte Says Lenders' Appeal Belongs In District Court

    Del Monte Foods has urged a New Jersey bankruptcy judge to deny a lender group's request to certify a settlement order for direct appeal to the Third Circuit, arguing that the group's challenge to the Chapter 11 deal should play out in district court instead.

  • March 30, 2026

    Taylor Swift Stole 'Showgirl' TM From OG Showgirl, Suit Says

    A Las Vegas performer on Monday accused Taylor Swift of infringing her long-held "Confessions of a Showgirl" trademark, claiming in California federal court that Swift's "The Life of a Showgirl" album has caused "textbook reverse confusion" and is threatening to erase the performer "from her very own brand."

  • March 30, 2026

    Dems Press CFTC To Curb Gov't Employees' Event Trading

    Democrats across both chambers of Congress are demanding that the agencies overseeing prediction markets and the ethics of government workers tell federal employees they can't trade on events if their jobs give them an edge.

  • March 30, 2026

    Calif. Judge Puts Nexstar-Tegna Merger On Ice During Review

    A California federal judge has blocked broadcast giants Nexstar and Tegna from combining operations in their $6.2 billion merger while a legal challenge from DirecTV moves forward, saying the satellite TV company showed irreparable harm could occur from the deal.

  • March 30, 2026

    Former Intel Engineer Fights Trade Secret Suit

    A former Intel engineer has asked a Washington federal court to dismiss a lawsuit alleging he stole nearly 18,000 files before his employment was terminated in July, saying he wasn't properly notified of the case and responded promptly when he found out about it.

  • March 30, 2026

    BNSF Says 9th Circ. Opinion Nixes Montana Asbestos Case

    BNSF Railway Co. asked a Montana federal court Monday to throw out a lawsuit alleging it let dust from asbestos-containing vermiculite accumulate at its rail yard in Libby, Montana, arguing that a recent Ninth Circuit case showed the claims are preempted by federal law and blocked by the common carrier exception.

  • March 30, 2026

    Pretrial Inmates' Forced Labor Claims Too Individual For Class

    A group of detainees who performed kitchen work in California county jail can't snag class certification in their suit accusing the county and a correctional services company of forcing them to work without pay, a federal judge ruled on Monday.

  • March 30, 2026

    Justices Doubt Gov't Venue Theory In Twitter Employee Case

    The U.S. Supreme Court on Monday appeared sharply skeptical that a former Twitter employee convicted of emailing a falsified document to FBI agents from his Seattle home could be prosecuted in San Francisco, with several justices questioning the federal government's justification for bringing the case where none of the charged conduct occurred.

  • March 30, 2026

    Kratom Addictiveness 9th Circ. Appeal Dropped

    A group of consumers told the Ninth Circuit on Friday that they were dropping the appeal of a dismissal of their suit over kratom products that they said were as addictive as opioids.

  • March 30, 2026

    High Court Turns Away CRISPR Patent Validity Dispute

    The U.S. Supreme Court on Monday rejected Agilent Technologies' bid to revive patents on the gene-editing tool CRISPR, which centers on the burden of proof in establishing prior art.

  • March 30, 2026

    Justices Won't Weigh Limits On Review Of Green Card Denial

    The U.S. Supreme Court on Monday declined to review a Ninth Circuit decision that a district court lacked authority to second-guess U.S. Citizenship and Immigration Service's denial of a U visa holder's bid to become a lawful permanent resident.

  • March 30, 2026

    Justices Reject TM Appeal Tied To 'Use In Commerce'

    The U.S. Supreme Court on Monday declined to take up an appeal challenging a Ninth Circuit ruling that upheld a multimillion-dollar default judgment based largely on statements defendants made in trademark applications.

Expert Analysis

  • 5 Trade Secret Developments To Follow In 2026

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    Watch for major developments in trade secret law this year, especially as courts clarify the reach of U.S. law internationally, the availability of trade secret damages and more, say attorneys at Faegre Drinker.

  • Top 10 Employer Resolutions For 2026

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    Heightened regulatory attention, shifting enforcement priorities and increased litigation risk mean that routine workplace decisions in 2026 will require greater discipline and foresight, including in relation to bias and inclusion training, employee resource groups, employee speech, immigration compliance, workplace accommodations, and shadow artificial intelligence, say attorneys at Krevolin & Horst.

  • Navigating AI In The Legal Industry

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    As artificial intelligence becomes an increasingly integral part of legal practice, Law360 guest commentary this year examined evolving ethical obligations, how the plaintiffs bar is using AI to level the playing field against corporate defense teams, and the attendant risks of adoption.

  • 4 California Insurance Law Decisions To Know From 2025

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    California continued to shape the national insurance landscape in 2025, issuing a series of decisions that may recalibrate claims handling, underwriting strategy and policy drafting in areas from property damage claims after a wildfire to automobile coverage for delivery drivers in the gig economy, say attorneys at Nicolaides Fink.

  • 2025 Calif. Banking Oversight Centered On Consumer Issues

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    The combination of statutory reform, registration mandates and enforcement activity in 2025 signals that California's financial regulatory landscape is focused on consumer protection, particularly in the areas of crypto kiosk fee practices, earned wage access providers and elder fraud, say attorneys at Ropes & Gray.

  • The Major Securities Litigation Rulings And Trends Of 2025

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    The past 12 months saw increased regulator focus on disclosures concerning artificial intelligence, signs of growing judicial scrutiny at the class certification stage, and shifting regulatory priorities at the U.S. Securities and Exchange Commission — all major developments that may significantly affect securities litigation strategy in 2026 and beyond, say attorneys at Debevoise.

  • Sports Gambling Scrutiny Expands Risks For Teams, Leagues

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    The Minnesota attorney general recently sent warning letters to 14 website operators for offering what the state considers illegal online gambling, demonstrating why the sports industry, including teams and leagues, should ask critical questions about organizational compliance, internal controls and potential criminal liability, say attorneys at Stinson.

  • How Fractional GCs Can Manage Risks Of Engagement

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    As more organizations eliminate their in-house legal departments in favor of outsourcing legal work, fractional general counsel roles offer practitioners an engaging and flexible way to practice at a high level, but they can also present legal, ethical and operational risks that must be proactively managed, say attorneys at Boies Schiller.

  • Health, Legal Employers Face Unique Online Speech Hurdles

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    Employers in the legal and healthcare industries must consider distinctive ethical obligations and professional requirements when disciplining employees for social media posts, while anticipating an area of the law in flux as courts seek to balance speech rights and the workplace function, say attorneys at FordHarrison.

  • Reviewing 2025's Most Pertinent Wiretap Developments

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    2025 was a remarkable year in the world of web tracking wiretapping litigation, not only for the increased caseload but also because of numerous developing theories of liability, with disputes expected to continue unabated in 2026, say attorneys at Squire Patton.

  • 7 Strategies To Optimize Impact Of Direct Examination

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    Direct examination is a make-or-break opportunity to build a witness’s credibility, so attorneys should adopt a few tactics — from asking so-called trust-fall questions to preemptively addressing weaknesses — to drive impact and retention with the fact-finder, says Allison Rocker at Baker McKenzie.

  • Series

    Nature Photography Makes Me A Better Lawyer

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    Nature photography reminds me to focus on what is in front of me and to slow down to achieve success, and, in embracing the value of viewing situations through different lenses, offers skills transferable to the practice of law, says Brian Willett at Saul Ewing.

  • What Defense Teams Must Know About PFAS Testing Methods

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    Whether testing for per- and polyfluoroalkyl substances produces results meaningful for litigation depends on the validity of the sampling methodology — so effectively defending these claims requires understanding the scientific and legal implications of different PFAS testing protocols, say attorneys at Hollingsworth.

  • 2025 State AI Laws Expand Liability, Raise Insurance Risks

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    As 2025 nears its end, claims professionals should be aware of trends in state legislation addressing artificial intelligence use, as insurance claims based on some of these liability-expanding statutes are a certainty, say attorneys at Wiley.

  • Series

    Law School's Missed Lessons: Practical Problem Solving

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    Issue-spotting skills are well honed in law school, but practicing attorneys must also identify clients’ problems and true goals, and then be able to provide solutions, says Mary Kate Hogan at Quarles & Brady.

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