D. Stuart Bartow


  • D. Stuart Bartow
  • Phone: +1 650 847 4146
    Fax: +1 650 618 8505

    D. Stuart Bartow - LinkedIn Import to Address Book

  • Duane Morris LLP
    2475 Hanover Street
    Palo Alto, CA 94304-1194

Stuart Bartow is a trial lawyer and technology attorney, and a partner in Duane Morris’ Intellectual Property Practice Group. Based in the firm’s Silicon Valley office, he represents clients from around the globe in intellectual property and other complex matters, with particular emphasis on patent and trade secret disputes involving high technology.

Mr. Bartow has represented clients in courts around the United States, before the U.S. Courts of Appeal for the Federal Circuit and Ninth Circuit, the U.S. International Trade Commission, the Judicial Panel on Multidistrict Litigation, and in national and international arbitration tribunals.  Applying his background in computer engineering, Mr. Bartow has handled disputes in technology areas such as microprocessor architecture, chip layout and packaging, semiconductor processing, navigation and cellular communications systems, computer networking, software design, and mechanical engineering among others. 

Mr. Bartow advises on intellectual property portfolio management, PTO practice under the America Invents Act, and cross-border licensing and enforcement concerns for domestic and international clients. Additionally, he maintains an active practice in cybersecurity and privacy law, and holds the CIPP/E European data protection certification administered by the International Association of Privacy Professionals.

In 2015, Mr. Bartow was selected by the Federal Circuit Bar Association as a Global Fellow, participating in a small-group workshop program bringing together “emerging leaders” from the global IP law community.

In addition to his legal practice, Mr. Bartow teaches trial practice courses as an adjunct lecturer, and he regularly writes and speaks on cutting-edge issues in intellectual property law.  Before practicing law, Mr. Bartow worked on the technical staff of a medical device company and at a leading satellite communications provider. 

Mr. Bartow holds two bachelor of science degrees from the University of Maryland, College Park, a master of science degree from Columbia University, and a law degree from Georgetown.

Areas of Practice

  • Intellectual Property Law

  • Intellectual Property Litigation and Arbitration

  • Patents

  • Patent Litigation, Counseling and Licensing

  • PTAB Proceedings

  • Trademark, Copyright, Entertainment and Advertising

  • Trade Secret Protection and Litigation

  • Cybersecurity

  • Data Privacy

  • Semiconductors

  • Software

  • Technology, Media and Telecom

  • Wireless Communications


  • California
  • U.S. Patent and Trademark Office
  • U.S. District Court for the Northern District of California
  • U.S. District Court for the Central District of California
  • U.S. District Court for the Southern District of California
  • U.S. District Court for the Eastern District of California
  • U.S. District Court for the District of Colorado
  • U.S. District Court for the District of New Mexico
  • U.S. District Court for the Eastern District of Texas
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. District Court for the Western District of Wisconsin


  • Georgetown University Law Center, J.D.
  • Columbia University, M.S.
  • University of Maryland, B.S., Computer Engineering
  • University of Maryland, B.S., Psychology


  • Duane Morris LLP, Palo Alto, CA - Partner

  • Paul Hastings LLP, Palo Alto, CA - Partner
  • McDermott Will & Emery LLP, Silicon Valley, CA - Partner
  • Latham & Watkins LLP, Orange County, CA - Associate
  • Townsend and Townsend and Crew LLP, Palo Alto, CA - Associate

Professional Activities

  • Federal Circuit Bar Association
    - Patent Litigation Committee
    - Global Fellow, 2015-2016

  • American Bar Association
    - Section of Litigation
    -- Expert Witness Committee
    --- National Programming Co-Chair, 2016-2017

  • Association of Business Trial Lawyers
  • National Institute for Trial Advocacy, Adjunct/Workshop Faculty
  • Santa Clara University School of Law, Adjunct Lecturer
  • PTAB Bar Association
  • Intellectual Property Owners Association
    - International Patent Practice Committee

  • American Intellectual Property Law Association

  • Silicon Valley Intellectual Property Law Association

  • San Diego Intellectual Property Law Association

Selected Publications

  • Quoted, "California Pot Firms Aim to Deliver Privacy Weed Users Want," Bloomberg Law, February 28, 2020
  • Author, “Many (Un)happy Returns:  Government Cannot Initiate Post-Grant Invalidation Proceedings Under the America Invents Act, U.S. Supreme Court Says,”  International Comparative Legal Guide, Patent Laws and Regulations, 2020
  • Author, "U.S. Supreme Court Finds Room for Compensation of Foreign Lost Profits," International Comparative Legal Guide, Patents 2019

  • Quoted, "The Verdicts That Left A Mark in 2018," December 19, 2018

  • Author, "U.S. Supreme Court Agrees Upon Restricted Venue for Patent Cases," International Comparative Legal Guides, Patents 2018

  • Co-Author, "Supreme Court Case Could Have Huge Impact On Challenging Patents," November 28, 2017

  • Author, "U.S. Supreme Court Reaffirms Flexible Analysis for Enhanced Damages in U.S. Patent Cases," International Comparative Legal Guide, Patents 2017

  • Co-Author, "Reflecting on a 6-Year Journey to a Patent Ineligibility Win," Law360, November 10, 2016

  • Co-Author, "McRO, Inc. v. Bandai Namco Games America: Federal Circuit Revives Software Patents Held Ineligible," Lexology, September 21, 2016

  • Co-Author, "Willful Blindness and Induced Patent Infringement," Law360, June 15, 2011

  • Author, "U.S. Supreme Court Issues Decision in Microsoft Corp. v. AT&T Corp.," Lexology, 2007

  • Author, "U.S. Supreme Court Issues Decision in KSR Int'l Co. v. Teleflex, Inc.," Lexology, 2007

Selected Speaking Engagements

  • Speaker, "2020 Business Law & Cannabis Law Symposium," The Bar Association of San Francisco, San Francisco, February 5, 2020
  • Moderator, "Building, Managing and Maintaining a Strong IP Department," Managing Intellectual Property’s European Patent Forum USA 2019, December 2019
  • Panelist, "Why Your Investigations Went Nowhere:  Advanced Forensics for Trade Secret Investigations," Today’s GC Webinar, December 2019
  • Panelist, "The Legal Cybersecurity Threat Landscape for 2020 and Beyond," Global Legal ConfEx, San Francisco, CA, November 2019
  • Panelist, "Internet of Things World Expo 2018," Santa Clara, CA, May 2018
  • Panelist, "The International Data Game," Seventh Annual ASU-Arkfeld Ediscovery and Digital Evidence Conference, Phoenix, Arizona, March 2018

  • Panelist, "Outside Counsel Views on Managing E-discovery in Complex Litigation," 40th Global IP ConfEx, San Francisco, California, February 2018

  • Host and Moderator, Expert Witness Committee Panel, ABA Section of Litigation Annual Conference, May 2017

  • Speaker, “The Interplay Between the DTSA and Patent Law,” Federal Circuit Bar Association, Washington, D.C., March 2017

  • Moderator, “Patent Litigation 2017: The Courts and Patent Trial and Appeal Board,” Federal Circuit Bar Association, Santa Clara, California, February 2017

  • Speaker, “Review of Intellectual Property Controversies and Disputes,” Columbia University School of Engineering and Applied Sciences, October 2015

  • Speaker, “Octane and Highmark: Fee-Shifting in Patent Cases Under 285,” Berkeley Center for Law and Technology, March 2014

  • Host and Moderator, “Expert Witnesses: Maximizing Their Effectiveness,” Berkeley Center for Law and Technology Workshop, sponsored by the ABA, February 2014

  • Speaker, “Issues in Intellectual Property Law,” Columbia University, February 2012