Antonia L. Sequeira

Partner, Intellectual Property  

Mountain View 650.335.7185


Antonia Sequeira focuses her practice on building patent portfolios and developing patent strategies across various technologies. Her technology focus includes medical and biotechnology devices, digital health/health IT, laboratory automation, genomics, diagnostics, VR/AR, artificial intelligence and machine learning, autonomous vehicles, social networking, online advertising and other software or health technologies. In addition to advising on strategic patent portfolio development and managing international patent portfolios, Antonia has years of experience in intellectual property litigation, conducting IP due diligence for M&A and financing transactions and post grant proceedings.

Having founded various startup companies in the past, Antonia has experience with the types of issues that face startup companies from the company perspective. She also has prior industry experience in hospitals and a clinical laboratory, and was a researcher on the Drosophila Genome Project at the Lawrence Berkeley National Laboratory.

Representative Technologies:

  • electrolytic coils for brain aneurysms
  • lens capsulotomy/cataract surgery devices
  • surgical instruments and robotics
  • biochips
  • laboratory instruments
  • medical imaging
  • consumer diagnostic and home use devices
  • wearable health devices/biosensors
  • patient/physician/hospital health apps
  • virtual reality/augmented reality/artificial intelligence in health
  • bioinformatics
  • social networking in health
  • high definition mapping for autonomous vehicles
  • neurotech/human behavior detection for autonomous vehicles

Industry Awards:

  • Patent Prosecution and Post-Grant Proceedings, The Legal 500, 2018
  • World’s Leading Patent Professionals, IAM Patent 1000, 2017 – 2018
  • Woman Leader in Tech Law, The Recorder, 2017
  • Top Woman Lawyer, Daily Journal, 2017
  • Woman of Influence, Silicon Valley Business Journal, 2016
  • Woman to Watch in Silicon Valley, Bizwomen, 2016
  • Featured in Spotlight on Flex, Diversity & Flexibility Alliance, 2016

Selected Publications and Speaking Engagements:

  • “Gender Diversity in Patenting: Current Landscape and Recommendations, Intellectual Property Bulletin, Fenwick & West, Fall 2018
  • “Navigating Digital Health Patents in a Post-Alice World,” eHealth Law & Policy Journal, August 31, 2016
  • “Patent Strategies in the Digital Health Care Space,” Daily Journal, July 10, 2015
  • “Best Patent Practices for Digital Health Startups,” XX in Health Retreat, 2014 (speaker)
  • “Don’t Just Patent Everything, You Need to Have a Strategy,” Daily Journal, April 17, 2013
  • “Patentability Black Hole,” Daily Journal, March 10, 2011
  • “EPA Regulations Change, Limiting Trade Secret Protection of Chemicals,” Intellectual Property Bulletin, Fenwick & West, Fall 2010
  • “Federal Patent Law Does Not Protect Patentees from State Trade Secret Misappropriation Claims,” Intellectual Property Bulletin, Fenwick & West, Spring 2009
  • “American Inventors Need Patent System with Greater Transparency, Fairness,” Los Angeles Daily Journal, September 7, 2007
  • “Federal Circuit Requires Clear Assertion of Lexicographer Rule,” Los Angeles Daily Journal, April 18, 2005
  • Wal-Mart Stores, Inc. v. Samara Bros.,” Berkeley Technology Law Journal, 2001