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Stephen H. Cagle

Steve Cagle is a partner in the firm’s Houston office. He focuses his practice in patent and trade secret litigation in the chemical, petrochemical, mechanical, and equipment for oil and gas exploration, recovery, and production fields. In addition, he assists clients with patent prosecution, patent enforcement issues, and enforcement of covenants not to compete.

Mr. Cagle’s trial experience includes cases involving a broad range of technologies, such as mechanical devices used in oil and gas exploration (subsea Christmas trees, centralizers, blowout preventers, float equipment, downhole plugs and packers, and drilling jars), polymer chemistry for drilling fluids, propylene oxide and MTBE production, hydrocarbon cracking catalysis, PHPA technology for drilling fluids, cryopreservation of human tissue, detergents for use in preparing acellular collagen matrices, and topical compositions for healing viral lesions. He has also worked on matters involving food, enzyme, peptide, carbonless paper, and pulping chemistry.

Mr. Cagle’s representative matters include:

  • Anheuser Busch v. Various Retailers in Alabama, Key West, Ft. Lauderdale, Atlantic City, and South Padre Island.Trademark and copyright litigation enforcing the Spuds McKenzie copyrights against infringers. Preliminary and final injunction obtained in all cases.
  • Antek and Nitek Instrument Cos. v. Sievers Instrument Co.Patent infringement litigation. Secured favorable decision for the client following a bench trial.
  • Baker Hughes v. M-I Drilling, Inc.Patent infringement litigation. Case settled favorably for the client after mediation.
  • BodyBilt Inc. v. Neutral Posture, Inc.Patent infringement, breach of contract, and trademark infringement litigation. Secured favorable decision for the client following binding arbitration.
  • Bradley’s Electric v. Copeland Corp.Patent infringement litigation. Secured favorable settlement for the client prior to trial.
  • Cameron International Corp. v. Dril-Quip, Inc.Patent infringement action. Case settled favorably for the client prior to trial.
  • Cooper Cameron Corp. v. Kvaerner Oilfield Products, Inc.Patent infringement, breach of contract, and trademark infringement litigation. Settled favorably prior to trial.
  • Dailey Petroleum Services Corp. v. Houmex, et al.Theft of trade secrets and unfair competition litigation. Secured a jury verdict for the client resulting in a permanent injunction and substantial damages.
  • Dailey Petroleum Services Corp. v Kenjer, et al.Theft of trade secrets litigation in which a preliminary injunction and damages were secured for the client. Defendants agreed to a permanent injunction and moved to Venezuela before trial.
  • Davis Lynch v. Weatherford International, Inc.Patent infringement litigation. Case settled favorably for the client after the first day of trial.
  • Davis v. Lawler Foods Corp.Misappropriation of trade secrets litigation. Secured jury verdict in favor of the client.
  • Halliburton Energy Services v. Weatherford International, Inc., et al. Patent infringement litigation. Case dismissed and patents sent to the USPTO for reexamination.
  • Halliburton v. M-I Drilling, et al.Patent infringement litigation in the Patents Court in Dublin, Ireland. Case dismissed prior to trial.
  • Integra Corp. and MIT v. The LifeCell Corp. Patent infringement litigation. Plaintiff withdrew all claims and dismissed case prior to trial.
  • Liquid Casing v. M-I Drilling and Baroid.Patent infringement litigation. Patentee dismissed all claims and paid attorneys’ fees prior to trial.
  • PMR, Ltd v. Frank’s Casing Crew, MC Tubular Products Inc., et al.Patent infringement litigation. Secured favorable decision after bench trial.
  • Smith International v. Drilex (Masco).Patent infringement litigation. Secured favorable settlement for the client prior to trial.
  • Transocean Offshore v. Stena Drilling Ltd.Patent infringement litigation. Case dismissed following jurisdictional challenge.
  • Weatherford International, Inc. v. CaseTech, Inc.Patent infringement litigation. Favorable settlement obtained by the client.
  • Halliburton Energy Services Co. v. Weatherford International, Inc. Patent infringement litigation. Favorable settlement obtained by client following jury verdict.

Mr. Cagle received a B.A. in Pre-Medical Science from DePauw University in 1968. He received his J.D. in 1971 from the University of Cincinnati College of Law.

Honors & Awards

Mr. Cagle has been named a “Texas Super Lawyer” in Texas Monthly each year since the award was established. He is also listed in Best Lawyers in America for his work in patent litigation each year since 2010. In addition, he has been recognized as a “skilled litigator” in intellectual property by Chambers USA.

Activities

Mr. Cagle is a member of the American Bar Association, American Intellectual Property Law Association, College of the State Bar of Texas, Federal Circuit Bar Association, Houston Bar Association, and State Bar of Texas – Intellectual Property Law Section. He is also a Life Fellow of the Texas Bar Foundation.

Publications

  • “The Extraterritorial Effect of U.S. Patent Law,” Houston Bar Association (2010)
  • “Current Topics in Patent Litigation,” Summer Institute, Texas Association of Defense Counsel (2006).
  • “Intellectual Property in Assessment of an Investment,” 24th Annual Corporate Counsel Roundtable (2002).
  • “Protecting Your Technology/Invention,” Houston Technology Center (2000).
  • “35 USC 102(e) Prior Act,” Southwestern Legal Institute (1999).
  • “Preparing for Trial: Effective Uses of Mock Trials, Bench Trial Studies, Focus Groups, and Trial Consultants,” State Bar of Texas, Advanced Intellectual Property Law Course (1997).
  • “Patent Law,” Southwestern Legal Institute (1988-1999).