BHW IP Law | Barcelo, Harrison & Walker, LLP

David B. Walker

Partner

J.D., Stanford Law School
M.S.E.E., Univ. Southern California
B.S.E.E., Loyola Marymount Univ.

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Certifications

  • Licensed Professional Engineer, California
Technical Experience
  • Systems engineering for communication and signal processing applications
  • Digital, analog, and RF hardware design, focusing on airborne radar, signal processing, and high-speed data acquisition
  • Software design, focusing on realtime 3D graphics and related data acquisition and processing.
Bar & Court Admissions
  • California Bar
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Patent and Trademark Office
Clerkships
  • Law Clerk for the Honorable Raymond C. Clevenger III, U.S. Court of Appeals for the Federal
    Circuit (2000-2001)
Law Journals
  • Executive Editor, Stanford Law Review
    Founding Editor and Director of Production, The Stanford Technology Law Review
Education
  • J.D., Stanford Law School
  • M.S.E.E., Univ. Southern California
  • B.S.E.E., Loyola Marymount Univ.

Overview

Mr. Walker represents high-technology clients in independent patent evaluation for patent pools and strategic management of intellectual property portfolios, including prosecution, litigation, transactions, and counseling involving patents, trademarks, copyrights, domain names, and trade secrets. 

Practice Areas

Mr. Barceló is a patent attorney with over 20 years of experience in the intellectual property field. His practice focuses on the acquisition, protection, licensing, and litigation of intellectual property. 

Mr. Barceló’s practice includes preparing and prosecuting patent applications in diverse technical areas, including computer hardware and software, communication networks, telephony, radar, signal processing, electrical and electronic medical devices, Internet-related applications, semiconductors, image and video compression, and analog circuits. 

He is often called upon to assess intellectual property portfolios, evaluate the strength of competitors’ portfolios, negotiate and draft licenses, and conduct infringement and validity analyses.

Representative Legal Experience

Representative Legal Experience

Mr. Barceló is a member of his clients’ litigation teams, often as lead counsel on patent issues. He has defended against charges of patent infringement for some of the world’s best-known companies in the fields of microprocessor architecture, hard disk drives, semiconductor packaging, printers, video game distribution systems, and cardiac pacemakers. 

Mr. Barceló has also asserted patents relating to plasma displays, digital video recorders, and semiconductor circuits.  

He recently prepared and prosecuted patent applications for Internet-based mapping applications, video signal processing, and software simulator/debugger systems. 

He has taught a course on International Intellectual Property Transactions at Stanford Law School as an Adjunct Professor. 

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