Analysis

IP Firms Are Navigating AI Era With Range Of Guardrails

By Elliot Weld

Intellectual property law firms are taking various approaches to implementing artificial intelligence into their professional routines, with some developing their own tools, others limiting what external AI platforms that lawyers can access and one firm saying it has banned attorneys from using AI to draft legal briefs.

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Apple Cleared Of 4G Patent Infringement Claims In 3rd Trial

By Elliot Weld

A Texas federal jury cleared Apple of infringement claims brought by Optis Wireless Technology over patents covering standard-essential 4G wireless technology Thursday, after the verdicts of two previous juries finding Apple liable were overturned.

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Astellas Gets $120M From Zydus In Bladder Drug Deal

By Adam Lidgett

Generic-drug maker Zydus Pharmaceuticals has inked a $120 million deal to end a lawsuit accusing it of infringing Astellas Pharma Inc. patents covering bladder drug Myrbetriq, just two days after Lupin Pharmaceuticals made a similar deal.

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Rein Tech Prez Again Sanctioned For Patent Order Violations

By Elliot Weld

A Delaware federal judge on Thursday permanently barred a patent attorney from participating in water meter patent prosecutions and barred his company from asserting water meter patent claims against a rival it claims infringed them, saying "serious" sanctions were warranted for a repeat violation of a protective order.

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Chinese Co. Lacks Standing To Sue Hose Maker, Judge Says

By Elliot Weld

A Delaware federal judge has thrown out a suit from a Chinese company that wanted a declaration that its products didn't infringe a hose maker's patents after certain hoses were delisted on Amazon, saying the company lacked standing to sue.

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Tesla Says Case Transfer Boosts Mandamus Bid In PTAB Fight

By Dani Kass

A Texas federal judge's decision to send patent infringement litigation against Tesla Inc. to California strengthens the automaker's mandamus petition claiming the Patent Trial and Appeal Board wrongly turned away its challenges, Tesla told the Federal Circuit.

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Inventors Push For Discovery On Patent Quality Program

By Adam Lidgett

A Washington, D.C., federal judge should ignore the U.S. Patent and Trademark Office's attempt to avoid reopening discovery into whether it covertly revived a now-defunct program for flagging "sensitive" patent applications for extra review, according to two inventors who have filed a proposed class action.

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Inventor Says Claims Against Baker Botts Atty Should Remain

By Madison Arnold

Inventor Leigh M. Rothschild and Analytical Technologies LLC are taking issue with a Florida federal judge recommending tossing some claims in their lawsuit alleging a patent attorney defamed him, arguing Rothschild's words should be considered commercial speech.

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AI Mapping Co. Accused Of Copying Rival's Maps, Technology

By Ivan Moreno

An apartment mapping software company has accused a former potential business partner of copying thousands of its property maps and using them to launch a competing 3D product, alleging in a federal copyright and breach of contract lawsuit that it is losing customers as a result.

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Law360 Seeks Members For Its 2026 Editorial Boards

Law360 is looking for avid readers of our publications to serve as members of our 2026 editorial advisory boards.

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Intellectual Property Group Of The Year: Kirkland

By Ivan Moreno

Kirkland & Ellis LLP attorneys notched landmark victories across copyright, patents and trade secrets, including the first U.S. decision to address whether training artificial intelligence systems with copyrighted content qualifies as fair use, earning the firm a spot among the 2025 Law360 Intellectual Property Groups of the Year.

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Judge Recommends Tossing Nielsen Data Patent Case

By Adam Lidgett

Nielsen should have its lawsuit accusing a rival of infringing a patent covering a way to measure audience viewership outside the home using mobile phone data dismissed, a federal magistrate judge in Delaware recommended Thursday, finding the patent in question does not cover an eligible process.

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Apple AirTags And IPhones Infringe Tracking Tech, Suit Says

By Lauren Berg

Features on Apple's iPhones, AirTags and AirPods that allow users to locate lost items infringe patents owned by a company that invented an iPhone-compatible tracking case and tags, according to a lawsuit filed Wednesday in Texas federal court.

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Apple Infringed Wireless Charging Tech, Powermat Alleges

By Rae Ann Varona

Israel-based Powermat Technologies Ltd. sued Apple Inc. in Texas federal court for allegedly infringing five patents related to wireless charging, accusing the Cupertino, California-based tech giant of being an "unwilling licensee" that has refused to discuss licensing Powermat's patent portfolio in good faith.

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InterDigital Says TCL, Hisense TVs Infringe Video Patents

By Jack McLoone

American firm InterDigital Inc. accused Chinese TV manufacturers Hisense Co. Ltd. and TCL Technology Group Corp. of selling televisions that infringe its video coding patents in separate federal district court suits as part of a worldwide litigation effort against the two companies.

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Brief

Regeneron, Samsung Bioepis Settle Eye Med Patent Claims

By Elliot Weld

Regeneron Pharmaceuticals Inc. and Samsung Bioepis Co. Ltd. have told a West Virginia federal court they reached an agreement to end patent infringement claims brought by Regeneron over a biosimilar of its eye medication Eylea.

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Elon University Says Sportswear Co. Using TM To Sell Clothes

By Abigail Harrison

Elon University told a North Carolina federal court that a Washington-based online apparel seller is willfully infringing on its trademarks, some of which are over a century old, and damaging the school by marring its reputation for high-quality apparel.

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Colo. Builder Says Ex-Assistant Stole Trade Secrets

By Benjamin Morse

The former executive assistant of a high-end Denver homebuilder misappropriated confidential vendor and customer information to pursue a competing business in violation of federal and state trade secrets laws, the construction company told a Colorado federal court.

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USPTO Initiatives May Bolster SEP Litigation In The US

The U.S. Patent and Trademark Office's recent efforts to revitalize standard-essential patent litigation face hurdles in their reliance on courts and other agencies, but may help the U.S. regain its central role in global SEP litigation if successful, say attorneys at Axinn.

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Series

Trail Running Makes Me A Better Lawyer

Navigating the muddy, root-filled path of trail marathons and ultramarathons provides fertile training ground for my high-stakes fractional general counsel work, teaching me to slow down my mind when the terrain shifts, sharpen my focus and trust my training, says Eric Proos at Next Era Legal.

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Roundup

UK Litigation Roundup: Here's What You Missed In London

By Laura Stewart Liberty

This past week in London has seen a former U.S. defense contractor convicted of tax evasion face legal action, French football club Olympique Lyonnais sued following a $97 million ruling against its owner John Textor, consulting giant Kroll targeted by a South African airline, and H&M hit with a claim alleging it copied protected sunglasses designs. Here, Law360 looks at these and other new claims in the U.K.

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Law360's Legal Lions Of The Week

By Kevin Penton

WilmerHale and Gillam & Smith LLP lead this week's edition of Law360 Legal Lions, after a Texas federal jury cleared Apple of infringement claims over patents covering 4G wireless technology, in a case that previously led to jury verdicts of $506 million and $300 million.

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Brief

Indiana AG Declines Intervention In Posner Wage Suit

By Emily Sawicki

Indiana's attorney general has declined to intervene in a pro se plaintiff's suit seeking to revive $170,000 in wage claims against retired Seventh Circuit Judge Richard A. Posner, finding the case did not pose a "substantial" constitutional challenge to a state statute mandating that delayed contracts must be written and signed to be enforced.

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Louisiana Atty Takes Responsibility For AI Usage Snafu

By Christine DeRosa

After facing the threat of sanctions alongside three of his co-counsel, a Louisiana attorney told a federal judge that he was solely responsible for an error-riddled brief written with the assistance of artificial intelligence. 

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GC Cheat Sheet: The Hottest Corporate News Of The Week

By Sue Reisinger

Taking heat from Republican senators over not notifying members of Congress about subpoenas for their phone records, Verizon's general counsel has pledged that in the future, the company will fight gag orders requiring it to keep silent. And taking heat from shareholders and colleagues over her ties to Jeffrey Epstein, Goldman Sachs' chief legal officer has agreed to leave the firm in June.

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Colorado Atty Delayed Filing, Gave Faulty Advice, Suit Says

By Rachel Konieczny

A Colorado attorney waited nearly five years to file a lawsuit on behalf of two clients and provided faulty advice, the former clients alleged Thursday in a malpractice lawsuit in state court.

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'Acqui-Hires' In AI Drawing Antitrust Scrutiny, Tech Attys Say

By Bonnie Eslinger

Attorneys with Nvidia, Google and Uber took the stage at a conference hosted Thursday by Baker McKenzie to discuss emerging trends in antitrust enforcement, including how booming AI investment has produced new regulatory scrutiny of "acqui-hires," in which large companies acquire startups primarily to hire their teams.

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In Case You Missed It: Hottest Firms And Stories On Law360

For those who missed out, here's a look back at the law firms, stories and expert analyses that generated the most buzz on Law360 last week.

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6th Circ. Says Ch. 13 Motion Came 84 Minutes Too Late

By Vince Sullivan

A 2-1 split panel of the Sixth Circuit affirmed two lower court rulings from Michigan federal judges denying a Chapter 13 debtor's motion to dismiss his bankruptcy case because the request came 84 minutes after a bankruptcy court converted the case to a Chapter 7.

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