A federal court denied a preliminary injunction that would have blocked the launch of California’s AwareCA wildfire alert platform, finding that the maker of the ‘Wildfire Aware’ app waited too long to seek emergency relief and failed to show likelihood of confusion.
After the Third Circuit vacated prior default judgments and remanded for reconsideration, the district court reinstated default judgment against Chinese companies selling counterfeit kitchen products, finding personal jurisdiction established through Amazon and AliExpress sales into the forum.
In a Markman claim construction order, the District of New Jersey construed nine disputed terms from two patents covering decorative lighting strings with spaced bulbs, setting the stage for infringement and validity analysis.
A Colorado federal court dismissed trademark and IP claims against Penn Entertainment and its Ameristar Casino subsidiary for the second time, finding that MAO Gaming’s complaint still failed to clearly distinguish which defendant was liable for the unauthorized use of the STREAK® blackjack brand.
The Federal Circuit dismissed a §101 patent eligibility appeal as moot after discovering the parties’ settlement agreement gave the defendant a $100 option to license the challenged patent — an amount so untethered from the patent’s value that it created no real case or controversy.
A federal judge in San Francisco denied Databricks’ motion to dismiss copyright infringement claims alleging the company used pirated books to train its MPT and DBRX large language models, finding the authors sufficiently tied their works to the AI models.
The Federal Circuit affirmed PTAB decisions invalidating Katana Silicon’s semiconductor stacking patents after holding that “adhesion layer” means any layer that adheres, not only a pre-formed solid sheet, bringing the claims within the scope of prior art.
Judge Donald Nugent dismissed all claims — negligence, strict liability, concealment, and misrepresentation — against Discord brought on behalf of a minor sexually exploited by an adult user, holding that the plaintiff’s “defective design” theory was a repackaged demand that Discord moderate or block third-party communications, which Section 230 forecloses.
Judge Timothy Brooks granted NetChoice’s preliminary-injunction motion against Arkansas Act 900, the General Assembly’s second attempt to regulate minors’ use of social media after the same court enjoined the predecessor Act 689 in 2025. Act 900’s addictive-practices ban, mandatory notification curfew, default privacy settings, and parental dashboard provisions all fall under First Amendment scrutiny.
A federal judge partially dismissed Eli Lilly’s Lanham Act false advertising claims against telehealth company Mochi Health over its marketing of compounded tirzepatide, the active ingredient in Mounjaro and Zepbound, while allowing some claims to proceed.
The UPC Mannheim Local Division issued an ex parte anti-anti-suit injunction ordering Geely to withdraw its Chinese interim licence application or face fines up to €50 million, in a landmark ruling reinforcing that the right to enforce a patent includes its procedural enforceability.
The Supreme Court left standing a Ninth Circuit ruling that Walmart was not directly liable for copyright infringement in product photographs uploaded by a third-party drop-ship vendor, declining to resolve a circuit split over the volitional conduct test for online platform copyright liability.
The Supreme Court denied certiorari in CPC Patent Technologies’s challenge to the Federal Circuit’s use of Rule 36 summary affirmances without written opinions in patent appeals, leaving the controversial practice intact.
The Supreme Court denied certiorari in a DNA-sequencing patent malpractice case that highlights a structural problem in patent law: inventors can be bound by litigation outcomes through claim preclusion while courts simultaneously hold that no attorney-client duty was owed to them.
The Supreme Court declined to review a Federal Circuit decision holding that a consumer and law professor lacked statutory standing to challenge the registration of RAPUNZEL as a trademark for dolls, leaving in place a strict rule requiring trademark challengers to show a direct commercial injury.
The Unified Patent Court’s Court of Appeal reversed a first-instance denial and granted Abbott a preliminary injunction against Sinocare’s GlucoMen iCan continuous glucose monitor, finding the first instance had interpreted the patent claims too narrowly.
A federal judge in the Eastern District of New York partially granted both sides’ motions in a 3D scanning patent dispute, narrowing the case for trial while also partially excluding a defense expert’s testimony on technical grounds.
A Georgia federal court dismissed copyright infringement claims by the inventor of “key shadowing” quantum-resistant encryption technology against HyperSphere Technologies, the company to which he had assigned his patent, ruling he failed to adequately state a claim that his separately registered software code was infringed.
The Eleventh Circuit reversed dismissal and held that cease-and-desist letters sent on false claims of trademark ownership can establish personal jurisdiction under both the effects test and minimum contacts analysis.
The Patent Trial and Appeal Board issued Final Written Decisions on April 17, 2026 invalidating all claims of two U.S. patents covering TOPCon solar cell technology that Trina Solar had asserted against Canadian Solar subsidiaries in a dispute seeking over $144 million in damages.
The U.S. International Trade Commission declined to review an administrative law judge’s finding that Apple’s redesigned Apple Watch blood oxygen feature does not infringe Masimo’s patents, effectively terminating the enforcement proceeding and closing the long-running import ban saga.
The U.S. Patent Trial and Appeal Board issued final written decisions invalidating all claims in two TOPCon solar cell technology patents asserted by Trina Solar against Canadian Solar subsidiaries, removing a key IP barrier in the competitive solar panel market.
The Patent Trial and Appeal Board invalidated all claims in two Trina Solar TOPCon solar cell patents, finding them obvious over prior art including a 2013 Fraunhofer Institute publication, in a pair of IPR proceedings brought by Canadian Solar and Runergy.
The Federal Circuit reversed a $17 million trade secret verdict, holding that design concepts disclosed in prior patents are generally known and unprotectable as trade secrets even if never commercialized, while affirming a $1 million Lanham Act counterfeiting judgment.
Japan’s IP High Court overturned the JPO’s rejection of a Riken Technos patent for transparent projection screen coatings, holding the patent office failed to explain why a skilled person would have selected the claimed resin from known alternatives.
Judge Peterson carved up MCP IP’s ten-patent assault on the Ravin R500 crossbow: Ravin gets non-infringement summary judgment on six patents, MCP wins infringement and defeats invalidity on the ‘433 and ‘939 patents, and the court teed up show-cause briefing on three more.
Judge Gilstrap largely sided with NPE K.Mizra in a claim construction ruling on three networking patents asserted against Nokia, rejecting Nokia’s attempts to narrow key terms like “preemption” and “Virtual Switch Instance.”
Judge Saylor denied Maquet’s summary-judgment motion seeking to kill Abiomed’s prosecution-laches defense on the pigtail-tip claim of U.S. Patent 10,238,783, finding a genuine fact dispute over whether Maquet reasonably disclosed the pigtail feature during a 15-year prosecution delay.
Magistrate Judge Payne narrowed both sides’ expert testimony in a patent-assertion-entity dispute over whether a Cisco-Intel RPX license reaches EireOg’s ‘777 patent, allowing industry-structure opinions but excluding public-policy commentary and testimony on already-decided license theories.
The E.D. Cal. ordered supplemental briefing on whether Gallo’s sparse “one soil moisture sensor per 650 vines” setup falls within Vineyard Investigations’ plant-level irrigation patents, and invited Gallo to renew its § 101 eligibility challenge in light of post-2021 Federal Circuit authority.
The Supreme Court unanimously reversed a billion-dollar verdict against Cox Communications and held that an internet service provider is contributorily liable for user copyright infringement only when it induces the infringement or sells a service tailored to infringement. Mere knowledge that subscribers are infringing is not enough.
A Delaware federal judge granted Google summary judgment on the last remaining claim of B.E. Technology’s targeted advertising patent, finding Claim 25 of U.S. Patent No. 8,769,440 directed to the abstract idea of providing real-time targeted advertising and lacking any inventive concept under the Alice/Mayo framework.
The Federal Circuit denied FullView’s § 1292(b) petition to take an immediate appeal from district court rulings that invalidated some patent claims under § 101 and excluded FullView’s damages expert, leaving both rulings in place until final judgment.
The Federal Circuit reversed a judgment invalidating Teva’s method-of-treatment patents covering anti-CGRP antibodies for migraines, distinguishing Amgen v. Sanofi and reinstating a jury verdict against Eli Lilly.
The Federal Circuit affirmed the PTAB’s cancellation of MRI’s outdoor display cooling patent claims via Rule 36, completing Samsung’s successful IPR challenge to the patent family.
The PTAB issued final written decisions invalidating all claims in two Trina Solar patents covering TOPCon solar cell technology, handing a major win to competitors Runergy and Canadian Solar in a patent battle spanning the ITC, Delaware, and California.
The Federal Circuit affirmed the PTAB’s cancellation of AG 18’s networked gaming patent claims asserted against DraftKings (now DK Crown Holdings) via Rule 36 summary affirmance.
The Eighth Circuit affirmed a $319,859 attorney’s fees award against a plaintiff who unsuccessfully claimed copyright infringement of a car dealership customer intake form, finding no abuse of discretion.
In the latest chapter of the 25-year Kraftwerk sampling dispute, the CJEU Grand Chamber held that the copyright ‘pastiche’ exception is not a catch-all but requires overt, recognizable artistic dialogue with the source work — with major implications for sampling, remix culture, and AI-generated content.
The CJEU Grand Chamber ruled that EU copyright’s ‘pastiche’ exception is not a catch-all defense but covers creations that use characteristic copyrighted elements to engage in recognizable artistic dialogue with existing works — a landmark holding for music sampling, remix culture, and AI-generated content across the EU.
The CJEU Grand Chamber ruled that pastiche under Article 5(3)(k) of the InfoSoc Directive requires an objectively recognizable artistic dialogue with the source work, expressly excluding concealed imitations and plagiarism.
In a landmark Grand Chamber ruling, the CJEU defined ‘pastiche’ as an autonomous concept in EU copyright law, holding that music sampling can be lawful where the new work establishes a recognizable artistic dialogue with the source material — with major implications for AI-generated content.
A federal judge entered a $322 million default judgment against the shadow library Anna’s Archive for scraping and distributing millions of copyrighted sound recordings from Spotify, calling it one of the most horrendous acts of piracy he had seen.
The Federal Circuit reversed summary judgment of noninfringement of a multi-core processor patent, holding that a pretrial stipulation establishing a 70% U.S. nexus applied to infringement — not just damages — and that prosecution history did not clearly disclaim the broader scope of apparatus claims.
The Federal Circuit affirmed that U.S. Patent No. 8,458,689 — covering methods and apparatus for reprogramming automotive engine controllers — was invalid under the pre-AIA on-sale bar, holding that source code commands are not hearsay and that selling a device embodying a patented method triggers the bar even if the device’s inner workings were not publicly disclosed.
The Third Circuit affirmed denial of J&J’s preliminary injunction against Samsung’s sublicensing of a Stelara biosimilar to a Cigna subsidiary, holding that loss of market share in the biologics market does not categorically constitute irreparable harm in breach-of-contract cases.
Japan’s Intellectual Property High Court overturned the JPO’s invalidation of a key Broad Institute CRISPR patent, ruling that the institutions could validly claim priority from earlier U.S. filings despite a dispute over ownership of those priority rights.
The Northern District of California granted summary judgment of noninfringement, holding that ‘and’ in a patent claim is unambiguously conjunctive — both the metallic contact plugs and the front metal must exceed aluminum’s thermal conductivity.
A federal court in D.C. held that when a plaintiff sues for trademark infringement, the defendant may counterclaim for a declaratory judgment that the plaintiff lacks exclusive rights in a component term of the asserted marks — and that diverted donations suffice for standing.
A federal judge in Arizona granted a temporary restraining order preventing the state from prosecuting prediction market platform Kalshi under state gambling laws, finding the CFTC likely to succeed on federal preemption grounds.