Analysis by Charles Gideon Korrell

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The Technology & Information Law Blog by Charles Gideon Korrell provides analysis of Federal Circuit and other significant decisions involving patents, technology, intellectual property, trade secrets, software, artificial intelligence, and information law. Browse the archive below by topic or publication date.

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Patent Eligibility · Claim Construction · IPR · Written Description · Enablement · Obviousness · Trade Secrets · Technology Licensing · Artificial Intelligence · Trademarks · ITC & International Trade

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Recent Analysis

Satius Holding v. Samsung: Clear Claims Can Still Be Invalid When They Cover the Impossible

October 2, 2026

35 U.S.C. § 112, Amgen v. Sanofi, claim construction, Federal Circuit, Full-Scope Enablement, Patent Enablement, Patent Indefiniteness, patent law, patent litigation
ParkerVision v. Qualcomm: Rule 54(b) Finality Runs at the Patent Level, Not the Claim Level

October 1, 2026

28 U.S.C. § 1292(b), Appellate Jurisdiction, Federal Circuit, final judgment, interlocutory appeal, ParkerVision v. Qualcomm, patent infringement, patent litigation, Rule 54(b)
Epic Tech v. Pen-Tech: Federal Circuit Limits Reliance on the Presumption of Validity Amid Strong Invalidity Signals

September 30, 2026

Alice, Attorney Fees, Federal Circuit, patent litigation, Patent Validity, Pre-Suit Investigation, Rule 11 Sanctions, Section 101
NCS Multistage v. Nine Energy Service: Federal Circuit Applies Sanho to AIA § 102(b)(1)(B) and Vacates Patent Judgment

September 16, 2026

AIA Section 102, claim construction, Federal Circuit, NCS Multistage, Nine Energy Service, Patent Invalidity, patent law, prior art, Public Disclosure, Sanho
JPMorgan v. Argus: DTSA Ownership, Regulatory Data, and the Territorial Limits of State Trade-Secret Law

September 15, 2026

choice of law, data analytics, data governance, Defend trade Secrets Act, Delaware Uniform Trade Secrets Act, DTSA, extraterritoriality, JPMorgan v. Argus, Ohio Uniform Trade Secrets Act, regulatory data, statutory territoriality, trade secret misappropriation, trade secrets
Deltona v. NOCO: Keyword Bidding, Source Confusion, and the Limits of Trademark Control

September 14, 2026

Deltona v. NOCO, Eleventh Circuit, genericness, initial interest confusion, keyword bidding, Lanham Act, likelihood of confusion, online advertising, trademark infringement, trademark law
TexasLDPC v. Broadcom: Federal Circuit Clarifies All Substantial Rights and Limits Rule 19 Joinder

September 14, 2026

35 U.S.C. § 281, all substantial rights, CAFC, Exclusive License, Federal Circuit, patent enforcement, patent law, Patent Licensing, patent standing, Rule 19, sovereign immunity, TexasLDPC v. Broadcom, university technology transfer
Moskowitz v. Globus: Limiting Preambles and the Cost of Leaving Claim Terms Unconstrued

September 11, 2026

CAFC, Catalina Marketing, claim construction, Federal Circuit, Limiting Preambles, Medical Device Patents, O2 Micro, patent infringement, patent law, Plain and Ordinary Meaning, Preamble Limitations
Versata v. Ford: Modified Opinion Clarifies Review of $82 Million Contract Verdict

September 10, 2026

CAFC, contract damages, Defend trade Secrets Act, DTSA, Federal Circuit, JMOL, judgment as a matter of law, Michigan Uniform Trade Secrets Act, Rule 50, technology litigation, trade secret damages, Versata v. Ford
Medical Imaging & Technology Alliance v. Library of Congress: D.C. Circuit Upholds DMCA Medical-Device Repair Exemption; Copyright Does Not Automatically Protect Repair Revenue

September 8, 2026

copyright, D.C. Circuit, DMCA, Fair Use, Medical Devices, Right to Repair, Section 1201, software