The Technology & Information Law Blog

Analysis by Charles Gideon Korrell

  • Federal Circuit Upholds Narrow Construction of DDR Holdings’ E-Commerce Patent Claims

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    The Federal Circuit recently handed down a decision in DDR Holdings, LLC v. Priceline.com LLC, affirming a lower court’s interpretation of key claim terms in DDR’s U.S. Patent No. 7,818,399 (“’399 patent”). The ruling highlights the importance of claim construction in patent infringement litigation and underscores how courts evaluate intrinsic and extrinsic evidence in determining…

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  • Federal Circuit Upholds Sanctions for Frivolous Patent Lawsuit in PS Products v. Panther Trading

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    The Federal Circuit has affirmed a district court’s sanctions against PS Products (PSP) and its attorney for filing a meritless design patent infringement case, reinforcing courts’ authority to penalize frivolous litigation. The case underscores the importance of proper venue selection, valid infringement claims, and adherence to litigation ethics. litigation. The case underscores the importance of…

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  • Federal Circuit Ruling on Crown Packaging v. Belvac: A Lesson in the On-Sale Bar

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    On December 10, 2024, the Federal Circuit issued a significant ruling in Crown Packaging Technology, Inc. v. Belvac Production Machinery, Inc., reversing a district court’s decision on patent validity and reinforcing the strength of the on-sale bar under pre-AIA 35 U.S.C. § 102(b). This case highlights the importance of commercial offers for sale and their…

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  • Galderma v. Lupin: CAFC Weighs In on ANDA Infringement and the Doctrine of Equivalents

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    The Federal Circuit recently affirmed a district court ruling in Galderma Laboratories, L.P. v. Lupin Inc., a patent dispute over the rosacea treatment Oracea®. The decision highlights key issues in Hatch-Waxman litigation, including claim construction, infringement analysis, and the doctrine of equivalents. Background: The Patents and ANDA Dispute Galderma Laboratories owns patents for Oracea®, medication…

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  • Federal Circuit Ruling in Cytiva v. JSR: A Deep Dive into Patent Obviousness and Inherency in Biotechnology

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    In a significant decision for biotechnology and pharmaceutical patents, the Federal Circuit has affirmed-in-part and reversed-in-part the Patent Trial and Appeal Board’s (PTAB) findings in Cytiva BioProcess R&D AB v. JSR Corp.. The case centers around chromatography matrices and protein engineering, with the core dispute being whether certain patent claims were obvious and therefore unpatentable.…

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  • Federal Circuit Affirms Non-Infringement in Mirror Worlds v. Meta: Key Patent Law Takeaways

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    On December 4, 2024, the Federal Circuit issued its decision in Mirror Worlds Technologies, LLC v. Meta Platforms, Inc., upholding the district court’s grant of summary judgment in favor of Meta (formerly Facebook) on all claims of patent infringement. The case, involving patents related to time-ordered data streams, raised important issues in patent law, particularly…

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  • Citibank v. Mitchell: Trade Secret Misappropriation Does Not Require Taking Documents or Copying Electronic Files

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    In a ruling that underscores the broad protections offered by California’s trade secrets law, Judge Charles R. Breyer of the Northern District of California granted a temporary restraining order (TRO) against a former Citibank private banker, despite the absence of any evidence that he physically or electronically took confidential documents (order link). The court held…

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  • Ericsson v. Lenovo: The Federal Circuit Revisits SEP Licensing and Injunctions

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    In a major decision involving standard-essential patents (SEPs) and international licensing disputes, the Federal Circuit vacated a district court’s denial of an antisuit injunction requested by Lenovo against Ericsson. The case revolves around fair, reasonable, and non-discriminatory (FRAND) licensing commitments, the enforcement of foreign patent injunctions, and how U.S. courts handle international patent disputes. Background:…

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  • Federal Circuit Ruling in NexStep v. Comcast: Key Patent Law Takeaways

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    On October 24, 2024, the United States Court of Appeals for the Federal Circuit issued a significant decision in NexStep, Inc. v. Comcast Cable Communications, LLC, affirming the district court’s ruling of non-infringement on two patents owned by NexStep. The case raised important questions about claim construction, the doctrine of equivalents, and evidentiary requirements for…

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  • Federal Circuit Decision in UTTO Inc. v. Metrotech Corp.: Key Takeaways on Patent Law

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    The Federal Circuit issued its decision in UTTO Inc. v. Metrotech Corp., a case centered on patent infringement and state-law tort claims. This decision provides significant insights into claim construction, infringement analysis, and the role of economic torts in intellectual property disputes. Below, we explore the key patent law issues addressed by the court. Background…

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