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Intellectual Property
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April 01, 2026
Fed. Circ. Finds Puradigm Gave Up Air Purifier Patent Claim
Air purification technology company Puradigm lost its bid to bring back its lawsuit accusing a group of related competitors of infringing one of its patents, after the Federal Circuit on Wednesday affirmed a Texas federal court's finding that the accused products couldn't have been infringed.
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March 31, 2026
Lululemon Gets Nike Patent Axed, Jury Verdict Overturned
A New York federal judge Tuesday found that a Nike patent covering how sneakers are made is invalid and overturned a jury's verdict finding that Lululemon owed $335,450 for infringing it, holding that the patent's claims were obvious.
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March 31, 2026
'Best Judicial System In The World': Alsup Reflects On Career
Before taking inactive status late last year, U.S. District Judge William H. Alsup presided over historic litigation in California's Northern District for 26 years, arriving at his San Francisco chambers every weekday before dawn to prepare for the day's work.
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March 31, 2026
Ford Says Suit Against Solar Battery Maker Is Valid
Ford asked a Michigan federal court Monday to proceed with a breach of contract suit it brought against solar battery maker Sol-Ark over confidential technology Sol-Ark allegedly revealed in patent applications, arguing it is "demonstrably incorrect" that Sol-Ark came up with the technology on its own.
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March 31, 2026
Fed. Circ. Upholds Samsung's PTAB Win Over Display Patents
The Patent Trial and Appeal Board rightly invalidated claims of two related Manufacturing Resources International Inc. patents for cooling electronic displays, the Federal Circuit affirmed Tuesday.
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March 31, 2026
Moderna, Pfizer Want Bayer's COVID-Shot Patent Suits Tossed
Pharmaceutical giants Moderna and Pfizer-BioNTech have asked a Delaware federal judge to dismiss lawsuits seeking to recover royalties from sales of their respective COVID-19 vaccines, which plaintiff Bayer claims were made possible via infringement of its patent.
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March 31, 2026
Fire Shutter Maker Beats Rival's False Ad Suit Over Certification
A New York federal judge ended a false advertising lawsuit brought by a manufacturer of commercial grade fire shutters that accused a rival of misrepresenting its products as meeting flame and heat testing standards, saying the competitor's marketing was "literally true."
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March 31, 2026
USPTO Tells Fed. Circ. Patent Panel Is Constitutional
The U.S. Patent and Trademark Office is urging the Federal Circuit to reject a British bookmaker's challenge to a review panel's revival of DraftKings' inter partes review of one of its patents, saying any constitutional challenges have to fail.
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March 31, 2026
Parents Seek Early Win In IP Row With Atlanta Media Co.
Parents on Monday asked a Georgia federal judge to grant them an early win in their copyright infringement suit against an Atlanta media company over their children's content on social media and streaming sites.
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March 31, 2026
Full Fed. Circ. Is Told Panel Defied EcoFactor In DePuy Case
DePuy Synthes is urging the full Federal Circuit to review a circuit panel's decision reviving patent infringement litigation against it, saying the panel majority undermined the court's en banc EcoFactor decision on when to admit expert testimony.
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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."
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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.
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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.
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March 31, 2026
Squires Ends TikTok IP Challenges For Not Listing Foreign Ties
U.S. Patent and Trademark Office Director John Squires has terminated Patent Trial and Appeal Board challenges to seven Cellspin Soft patents that TikTok has argued were invalid, saying TikTok didn't list all the interested parties in the case, particularly those outside the U.S.
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March 31, 2026
Fed. Circ. Partly Revives Tesla Challenge To Charging Patent
The Federal Circuit on Tuesday partially reinstated Tesla's challenge to a Charge Fusion Technologies vehicle charging patent, throwing out part of a Patent Trial and Appeal Board decision that found the automobile company failed to show some of the claims were invalid.
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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.
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March 30, 2026
Verizon Gets T-Mobile Ads Promising $1K In Savings Blocked
A New York federal judge Monday issued an injunction blocking T-Mobile from running advertisements stating that consumers could save more than $1,000 a year by switching to the carrier, agreeing with Verizon that T-Mobile is pushing a false message and an "apples-to-oranges comparison."
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March 30, 2026
Cardi B, Atlantic Defeat IP Lawsuit Over Hit Single 'Enough'
A Texas federal judge Monday freed Cardi B from a copyright infringement lawsuit claiming she ripped off two music producers' beats to make her 2024 hit "Enough (Miami)," saying the court lacked personal jurisdiction over the rapper, even if she performed many times in the Lone Star State.
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March 30, 2026
Don't Set Special IP Rules For 'Skinny Labels,' Justices Told
Drugmakers, industry groups, hospitals and scholars have urged the U.S. Supreme Court to uphold a decision letting a patent suit proceed over a generic drug using a so-called skinny label, saying the generics company is seeking unwarranted special protections that would upend patent law.
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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."
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March 30, 2026
Georgia Firm Says 'Corporate Mole' Aided Archetype Capital Suit
An Atlanta-area law firm has accused a Nevada litigation funder of using cloak-and-dagger methods and an "attorney turned corporate mole" to steal the firm's toxic tort trade secrets, only to make a "heel turn" and play the victim by suing the law firm last year.
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March 30, 2026
X Corp. Invokes Cox Ruling To Challenge Music Copyright Suit
X Corp. has argued that a ruling from the U.S. Supreme Court last week that an internet service provider couldn't be held liable for its customers pirating music should allow it to escape copyright infringement claims in Tennessee federal court from a group of music publishers.
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March 30, 2026
X Gets Backup In Fed. Circ. Fight Against $175M Patent Loss
Patent quality advocacy group Askeladden LLC has backed X Corp.'s Federal Circuit challenge to a loss of more than $175 million that it saw in a patent infringement suit, saying the patented claims at issue should have been found invalid to begin with.
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March 30, 2026
Justices Told Fed. Circ. Wrongly Axed Car ID Patent Claims
A vehicle identification system patent owner wants the U.S. Supreme Court to review the Federal Circuit's reversal of the Patent Trial and Appeal Board's decision allowing the company to amend claims in two patents challenged by rideshare giant Lyft.
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March 30, 2026
Patent Monetization Co. Looks To Sink $32M Arbitration Award
A patent monetization firm has sued a litigation funder and law firm Susman Godfrey LLP in Texas federal court, seeking to vacate an arbitration award that it says was riddled with errors.
Expert Analysis
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Eveready Vs. Squirt: How Trademark Surveys Fare In 9th Circ.
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.
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Series
The Biz Court Digest: Welcome To Miami
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.
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Identifying And Resolving Conflicts Among Class Members
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.
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6 Ways To Nuke-Proof Litigation As Explosive Verdicts Rise
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.
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What Law Firm Liability Risks In 2025 Signal For Year To Come
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.
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Adapting To A Plaintiff-Side Mindset For Patent Monetization
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.
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AI Evidence Rule Tweaks Encourage Judicial Guardrails
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.
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Series
The Law Firm Merger Diaries: Getting The Message Across
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.
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Opinion
Horizontal Stare Decisis Should Not Be Casually Discarded
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.
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Grounding Netflix's 'Death By Lightning' In Patent History
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.
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How Fed. Circ. Shaped Subject Matter Eligibility In 2025
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.
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10 Commandments For Agentic AI Tools In The Legal Industry
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.
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Fed. Circ. In Oct.: Spotlight On Wording Beyond Patent Claims
The Federal Circuit's recent decision in Barrette Outdoor Living v. Fortress Iron provides useful guidance on how patent prosecutors should avoid language that triggers specification disclaimer and prosecution disclaimer, doctrines that may be used to narrow the scope of patent infringement claims, say attorneys at Knobbe Martens.
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Series
Preaching Makes Me A Better Lawyer
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.
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How Large Patent Damages Awards Actually Play Out
Most large verdicts in patent infringement cases are often overturned or reduced on appeal, implying that the Federal Circuit is serving its intended purpose of correcting outlier outcomes, and that the figures that catch headlines and dominate policy debates may misrepresent economic realities, says Bowman Heiden at Berkeley School of Law.