Expert Analysis

• Fed. Circ. In November: Looking For Patent 'Blaze Marks'

  

  The Federal Circuit's recent decision in Duke v. Sandoz serves as a warning that when patentees craft claims, they must provide adequate "blaze marks" that direct a skilled artisan to the specific claimed invention, and not just the individual claimed elements in isolation, say attorneys at Knobbe Martens.

• Examining Privilege In Dual-Purpose Workplace Investigations

  

  The Sixth Circuit's recent holding in FirstEnergy's bribery probe ruling that attorney-client privilege applied to a dual-purpose workplace investigation because its primary purpose was obtaining legal advice highlights the uncertainty companies face as federal circuit courts remain split on the appropriate test, say attorneys at Proskauer.

• Opinion

  The Case For Emulating, Not Dividing, The Ninth Circuit

  

  Champions for improved judicial administration should reject the unfounded criticisms driving recent Senate proposals to divide the Ninth Circuit and instead seek to replicate the court's unique strengths and successes, says Ninth Circuit Judge J. Clifford Wallace.

• Why 'Baby Shark' Floundered In Foreign Service Waters

  

  The Second Circuit recently ruled that the "Baby Shark" company couldn’t use email to serve alleged infringers based in China under an international agreement prohibiting such service, providing several important lessons for parties in actions involving defendants in jurisdictions unwilling or unable to effectuate efficient service, say attorneys at Greenspoon Marder.

• ERISA Litigation Trends To Watch With 2025 In The Rearview

  

  There were significant developments in Employee Retirement Income Security Act litigation in 2025, including plaintiffs pushing the bounds of sponsor and fiduciary liability and defendants scoring district court wins, and although the types of claims might change, ERISA litigation will likely be just as active in 2026, say attorneys at Groom Law.

• 2025's Defining AI Securities Litigation

  

  Three securities litigation decisions from 2025 — involving General Motors, GitLab and Tesla — offer a preview of how courts will assess artificial intelligence-related disclosures, as themes such as heightened regulatory scrutiny and risk surrounding technical claims are already taking shape for the coming year, say attorneys at Cooley.

• How 11th Circ.'s Zafirov Decision Could Upend Qui Tam Cases

  

  Oral argument before the Eleventh Circuit last month in U.S. ex rel. Zafirov v. Florida Medical Associates suggests that the court may affirm a lower court's opinion that the qui tam provisions of the False Claims Act are unconstitutional — which could wreak havoc on pending and future qui tam cases, say attorneys at Morgan Lewis.

• 3 DC Circ. Rulings Signal Shift In Search And Seizure Doctrine

  

  A trio of decisions from courts in the District of Columbia Circuit, including a recent order compelling prosecutors to return materials seized from James Comey’s former attorney, makes clear that continued government possession of digital evidence may implicate the Fourth Amendment, says Gregory Rosen at RJO.

• Series

  Muay Thai Makes Me A Better Lawyer

  

  Muay Thai kickboxing has taught me that in order to win, one must stick to one's game plan and adapt under pressure, just as when facing challenges by opposing counsel or judges, says Mark Schork at Feldman Shepherd.

• Higher Expectations For 'Schedule A' IP Suits On The Horizon

  

  Two 2025 rulings may reflect a growing judicial discomfort with the current state of Schedule A litigation — intellectual property lawsuits that typically involve brand owners suing multiple defendants doing business on e-commerce platforms — and that evidentiary submissions and temporary restraining order requests may face more rigorous review, says Dylan Scher at Quinn Emanuel.

• Series

  Law School's Missed Lessons: Intentional Career-Building

  

  A successful legal career is built through intention: understanding expectations, assessing strengths honestly and proactively seeking opportunities to grow and cultivating relationships that support your development, say Erika Drous and Hillary Mann at Morrison Foerster.

• Key Trends In PFAS Regulation And Litigation For 2026

  

  As 2026 begins, the legal and regulatory outlook for per- and polyfluoroalkyl substances is defined less by sweeping federal initiatives and more by incremental adjustments, judicial guardrails and state-driven regulations — an environment in which proactive risk management and close monitoring of policy developments will be essential, say attorneys at MG+M.

• 2nd Circ. Ruling Shows Procedural Perils Of Civil Forfeiture

  

  The Second Circuit’s recent U.S. v. Ross decision, partially denying the return of an attorney's seized funds based on rigid standing requirements, underscores the unforgiving technical complexities of civil asset forfeiture law, and provides several lessons for practitioners, says Elisha Kobre at Sheppard Mullin.

• Justices' Separation-Of-Powers Revamp May Hit States Next

  

  The U.S. Supreme Court's 2024 decision in U.S. Securities and Exchange Commission v. Jarkesy quietly laid the groundwork for an expansion of the court's separation-of-powers agenda beyond the federal level, but regulated parties and state and local governments alike can act now to anticipate Jarkesy's eventual wider application, say attorneys at Troutman.

• 3 Securities Litigation Trends To Watch In 2026

  

  Pending federal appellate cases suggest that 2026 will be a significant year for securities litigation, with long-standing debates about class certification, new questions about the risks and value of artificial intelligence features, and private plaintiffs' growing role in cryptocurrency enforcement likely to be major themes, say attorneys at Willkie.