Lester Vincent’s IP practice includes patent prosecution, transactions, due diligence work, agreements, opinions (including validity, infringement, patentability, right-to-practice (RTP), and freedom-to-operate (FTO) opinions), counseling, offensive and defensive patent issues, licensing, and litigation. He also handles copyright and open source issues. He works with foreign IP firms and foreign clients with respect to domestic and international patent prosecution, including Patent Cooperation Treaty (PCT) work, and oversees the firm’s international patent department.

The technical focus of his practice includes electronics, computer technology, communications, optical systems, green technologies, software, semiconductors, and mechanical devices.

Lester was named an IP Star from 2014 to 2017 by the Managing Intellectual Property guide to IP firms and lawyers.

Professional Activities

California State Bar


    Any result the lawyer or law firm may have achieved on behalf of clients in other matters does not necessarily indicate similar results can be obtained for other clients.

    • Guided start-ups through Fortune 500 companies with respect to identifying IP for protection, filing for patent protection, and prosecuting patent applications
    • Provided assistance to foreign clients and associates with respect to patent filings in the United States
    • Assisted with software audits regarding open source issues
    • Performed patent reviews
    • Represented parties in patent matters before the International Trade Commission and US District Courts, including the Eastern District of Texas


    Bar admissions

    1989, California

    1983, Massachusetts

    1984, New York

    1985, District of Columbia

    Admitted to practice before:

    • U.S. District Courts for all California Districts
    • U.S. District Courts for Southern and Eastern Districts of New York
    • U.S. Court of Appeals for the Federal Circuit
    • U.S. Court of Appeals for the Ninth Circuit
    • U.S. Patent and Trademark Office


    • J.D., Georgetown University Law Center
    • B.S., Cornell University, Electrical and Computer Engineering
      • Graduated with Distinction
      • Tau Beta Pi
      • Eta Kappa Nu
      • General Motors Scholar

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