• Vanderbilt University, B.S. mechanical engineering (1999) cum laude
  • Stanford University, M.S. mechanical engineering (2001)
  • Santa Clara University School of Law, J.D. (2005)


  • Illinois
  • U.S. Patent and Trademark Office (USPTO)
  • U.S. District Court, Northern District of Illinois

Professional Experience

  • Delphi Automotive
    Intern, Advanced Development Group, June 2000–September 2000

Douglas A. Oguss

Senior Counsel

Clients hire Douglas A. Oguss to create, grow, and manage all prosecution aspects of their U.S. and international patent portfolios. Doug understands the intricate business needs of his clients and works closely to protect their interests and assets in manners that are both effective and cost-efficient.

Doug has strategically and successfully prosecuted hundreds of patent applications across numerous engineering disciplines, including medical devices, diagnostic equipment, consumer electronics, Internet access devices, interactive broadband applications for cable and satellite television systems, audio processing systems, internal combustion engines, athletic equipment and apparel, packaging machinery, building construction, power tools, home and office products, industrial tractors, tire forming equipment, heating, ventilation and air conditioning equipment, and biological sample processing.

Doug has conducted comprehensive intellectual property audits for several companies. In the process, he has created policies and procedures for protecting patents, trademarks, copyrights and trade secrets; analyzed competitors’ patent portfolios and implemented monitoring procedures; and strengthened employee and confidentiality agreements related to intellectual property.

Doug also has patent litigation experience relating to claim construction, preparation of invalidity contentions, and document review, he has also prepared several right to use and invalidity opinions for his clients.

Prior to his legal career, Doug achieved national recognition as a mechanical engineering graduate student at Stanford University. Doug's two main design projects, entitled "Seatbelt Hypertensioner" and "A Simple Anastomosis Device for Coronary Artery Bypass Grafting," won the Best of Program and Gold Award, respectively, for the top two overall graduate entries in a nationwide engineering student design competition by The James F. Lincoln Arc Welding Foundation.


  • Leading Intellectual Property Lawyer, Leading Lawyers Network, 2018–2020
  • Emerging Intellectual Property Lawyer, Leading Lawyers Network, Law Bulletin Publishing Company, 2015–2017


  • PAWS (Pets Are Worth Saving)
    Professionals Board Member, 2014
  • The Center for Disability and Elder Law
    Young Professionals Board Member, 2008–2014


Admitted to practice: Illinois, U.S. Patent and Trademark Office (USPTO), U.S. District Court for the Northern District of Illinois

Representative Matters

  • Edwards Lifesciences, LLC and EndoGAD Pty, Ltd. v. Cook Incorporated, Medtronic, Inc., Medtronic AVE, Inc., and W.L. Gore & Associates, Inc. (N.D. California 2003–2009). Mr. Oguss defended Cook in a patent infringement action filed by Edwards Lifesciences and EndoGAD concerning endovascular stent-grafts for treating aneurysms. Cook won a summary judgment of noninfringement and the district court entered judgment in Cook’s favor. The Federal Circuit Court of Appeals affirmed the decision.


  • ""Unseeded Molecular Flow Tagging in Cold and Hot Flows Using Ozone and Hydroxyl Tagging Velocimetry," co-author, Measurement, Science and Technology, 11, 1259-1271, 2000." Measurement, Science and Technology (2000). Author: Douglas A. Oguss
  • ""High Temperature Flow Tagging Velocimetry with 193 nm H2O Photodissociation," co-author, Applied Optics, 38, pp. 6912-6917, 1999." Applied Optics (1999). Author: Douglas A. Oguss

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