
Gregory L. Porter
Partner
Greg Porter has extensive experience representing and advising companies in all aspects of patent and trade secret law, including acting as lead counsel in successful jury trials and preliminary injunction hearings, as well as advising on patent procurement and designing around competitor's patents. Greg also has counseled Fortune 500 clients on the creation and management of their patent portfolios.
Over the years, Greg has successfully litigated cases in a diverse range of technologies from oil field tools to polymers and computer networking. Greg has drafted and prosecuted polymer, pharmaceutical, chemical, petrochemical, biotech, and mechanical patents. He also has prepared and supervised the preparation of infringement, validity, and freedom-to-operate opinions. In 2005, Greg successfully defended Dyna-Drill Technologies in a 13-day jury trial against a damages claim by Kennametal of nearly $60 million for alleged trade secret misappropriation, tortious interference, and breach of contract.
Representative Experience
- Dresser-Rand Company v. Schutte & Koerting Acquisition Company, Kanaksinh Ashar, Anthony Jardine, and Does 1-5; No. 4:12-CV-184, U.S. District Court, Southern District of Texas, Houston Division (Judge Miller). Defending against claims of trade secret misappropriation and copyright infringement.
- PlanDraft, Inc. v. Providian Manor Homes, L.P., Providian Manor Homes, Inc, PMH, GP, L.L.C., Peter Wandio, Peter Estevez, The Good Sons, L.L.C., Lazy Sun I, L.L.C., Walter Galdenzi, Susan Galdenzi, And Providian “John Doe” Companies 1-10; No. 4:10-CV-03739, U.S. District Court, Southern District of Texas, Houston Division (Judge Hittner). Defended against claims of copyright infringement. Case settled.
The following represents experience prior to joining Andrews Kurth:
- Rydex, Ltd. v. General Motors LLC, et al., 4:11-cv-00122, U.S. District Court, Southern District of Texas, Houston Division (Judge Keith P. Ellison, Judge Vanessa D. Gilmore, Judge Gray H. Miller Judge Ewing Werlein, Jr.). Defended against claims of patent infringement.
- Rydex, Ltd. v. Mastercard, Inc. and VISA, Inc.; 4:10-cv-267, U.S. District Court, Southern District of Texas, Houston Division (Judge Lee H. Rosenthal). Defended against claims of patent infringement. Case settled.
- Frans Nooren Afdichingssytemen B.V. and Stopaq B.V. v. Stopaq Amcorr Inc. d/b/a AMCORR Products and Services and Dolphin Sealants, LLC, 4:10-cv-3150, U.S. District Court, Southern District of Texas, Houston Division (Judge Lynn N. Hughes). Represented Stopaq B.V. and Nooren in a patent and trademark infringement action against Amcorr Products and Services and Dolphin Sealants LLC wherein the products pertain to anti-corrosion preparations which may be used on oil and gas pipelines.
- Chevron U.S.A. Inc. v. competitor, 4:10-cv-01787, U.S. District Court, Southern District of Texas, Houston Division (Judge Lee H. Rosenthal). As lead counsel represented Chevron Corporation in obtaining a temporary restraining order against another entity preventing disclosure of trade secrets relating to a proprietary software program for interactive modeling, inversion, and interpretation of responses from various logging tools in different oil and gas formation environments.
- O&G Searchquest v. Proctor & Gamble Company, et al., 4:10-cv-00974, U.S. District Court, Southern District of Texas, Houston Division (Judge Vanessa D. Gilmore). Defended against claims of false patent marking. Case dismissed.
- O&G Searchquest v. Proctor & Gamble Company, et al., 4:10-cv-01164, U.S. District Court, Southern District of Texas, Houston Division, (Judge Nancy Atlas). Defended against claims of false patent marking. Case dismissed.
- Georgia-Pacific Gypsum, LLC v. New NGC, Inc., 4:08-cv-00166-HCM, U.S. District Court, Northern District of Georgia, Rome Division (Judge Harold L. Murphy). Represented patentee in patent infringement case. Case settled.
- Baker Hughes et al. v. PathFinder Energy Services, Inc., et al., 07-02623, U.S. District Court, Southern District of Texas, Houston Division (Judge Gilmore). As lead counsel defended PathFinder Energy Services, Inc. and three of its employees against claims including trade secret misappropriation, breach of contract, tortious interference, breach of fiduciary duty, and Computer Fraud and Abuse Act. The case settled while PathFinder's motion for summary judgment was pending.
- Negotiated Data Solutions LLC v. Dell, Inc., 2:06-cv-528 (TJW), U.S. District Court, Eastern District of Texas, Marshall Division (Judge John T. Ward). Represented Dell Inc. in a patent infringement case brought by Negotiated Data Solutions in the Eastern District of Texas. The patents-in-suit relate to network data transmission technology.
- Scientific Drilling International, Inc. v. PathFinder Energy Services, Inc., et al., H-06-1634, U.S. District Court, Southern District of Texas, Houston Division (Judge Hittner) after removal. As lead counsel defended PathFinder Energy Services and four of its employees against a damage claim of over $250 million for alleged misappropriation of trade secrets and confidential information, tortious interference, and breach of fiduciary duty. After winning summary judgment on a breach of contract counterclaim on behalf of the four employees, the case settled favorably.
- Stinger Wellhead Protection, Incorporated v. Boyd’s Bit Service, Inc., et al., No. 2005CVF000224D3 in 341st District Court, Webb County, Texas (Judge Ender). As lead counsel defended Boyd's Bit Service and its employee against ten causes of action including trade secret misappropriation, defalcation, breach of contract, tortious interference, fraud, and breach of fiduciary duty. Upon taking the case over from another firm and obtaining a successful reversal of a prior "death penalty" sanction, the case was settled.
- Minka Lighting Inc. v. Trans Globe Imports, et al.; 2:03-cv-04096, U.S. District Court, Central District of California, Western Division - Los Angeles (Judge Dale S. Fischer). Represented owner of design patents. Case settled.
- Minka Lighting Inc. v. Trans Globe Imports, et al.; 5:03-cv-00789, U.S. District Court, Central District of California, Eastern Division - Riverside (Judge Virginia A. Phillips). Represented owner of design patents. Case settled.
- Bel Air Lighting Inc. v. Minka Lighting Inc.; 5:03-v-00126, U.S. District Court, Central District of California, Eastern Division - Riverside (Judge Virginia A. Phillips). Represented owner of design patents. Case settled.
- Dyna-Drill Technologies, Inc. et al. v. Kennametal d/b/a Conforma Clad, Inc., H-03-0599, U.S. District Court, Southern District of Texas, Houston Division (Judge Ellison). As lead counsel successfully defended Dyna-Drill Technologies, Inc. against a damages claim by Kennametal of nearly $60 million for alleged trade secret misappropriation, tortious interference, and breach of contract. After a 13 day trial, the jury found Dyna-Drill owed no damages and had independently developed its tungsten carbide coatings used on radial bearings for downhole mud motors for oil and gas drilling.
- Robert Wyne v. Medo Industries Inc.; 1:02-cv-01812-RBD, U.S. District Court, District of Maryland (Baltimore), (Judge Richard D. Bennett). Defended Medo Industries against claims of trade secret misappropriation obtaining summary judgment which was affirmed on appeal.
- Urologix Inc. v. ProstaLund Operations AB, et al.; 02-00318, U.S. District Court, Eastern District of Wisconsin (Judge Adelman). Defended against patent infringement claims and motion for preliminary injunction. Patent invalidated on summary judgment.
- Auto Wax Co., Inc. v. Mark VProducts, Inc.; 99-00982, U.S. District Court, Northern District of Texas (Judge Lynn). Represented patent and trademark owner and obtained large jury verdict and treble damages after a thirteen day jury trial.
- Dow Chemical Co. v. Sumitomo Chem. Co., 257 F.3d 1364, U.S. Court of Appeals for the Federal Circuit (Before Clevenger, Rader, and Gajarsa, Circuit Judges); (Decided July 25, 2001, Corrected: July 27, 2001) and Dow Chemical Co. v. Sumitomo Chem. Co., 96-10330, U.S. District Court, Eastern District of Michigan-Bay City (Judge Victoria A. Roberts). Represented patentee in obtaining large settlement after four successful reexaminations and appeal.
Publications
- "Focused Strategies for Successful Cost-Effective Patent Litigation" Recent Trends in Patent Infringement Lawsuits 2012 ed.: Leading Lawyers on Analyzing Recent Cases, Adapting to Changing Standards, and Building an Effective Strategy (Inside the Minds) (March 2012)
- A Sharply Divided En Banc Federal Circuit Decision Limits Intervening Rights To Claims Textually Modified in Reexamination (March 21, 2012)
- Patent-Eligible Subject Matter in Business Method Patents (March 19, 2012)
- The Federal Circuit Agrees to Consider En Banc Whether Intervening Rights Can Apply To Independent Claims Not Amended During Reexamination (January 23, 2012)
- The Federal Circuit’s Recent Reexamination Rulings IP and Technology Developments - October 2011 (October 25, 2011)
- The Federal Circuit Applies Intervening Rights to Independent Claims Not Amended in Reexamination (September 30, 2011)
- The New “Willful Blindness” Standard for Inducing Patent Infringement IP and Technology Developments - July 2011 (July 21, 2011)
- Inevitable Disclosure Trends and Potential Alternatives, ABA Section of Litigation Intellectual Property Litigation Newsletter, Vol. 20 No. 3 (Spring 2009)
- The Inevitable Disclosure Doctrine and its Effect on Employee Mobility, 44 Houston Lawyer 36, 37 (November/December 2006)
- Willful Infringement: Allegations, Implications, and Practical Considerations, AIPLA Advanced Patent Litigation (June 2003)
In The News
- Quoted in "Trade Secrets," Houston Business Journal (August 5, 2011)
Events
- "Current Issues in IP Licensing," (October 29, 2012)
- "Cybersecurity for Road Warriros" (May 22, 2012)
- "Guarding the Crown Jewels - Employee Mobility & Theft of Trade Secrets" (April 19, 2012)



