Greg Cheng-Kang Hsu is a partner of Birch, Stewart, Kolasch & Birch, LLP. Mr. Hsu focuses his practice on patent procurement and client counseling on infringement and validity matters.

Mr. Hsu’s practice entails all aspects of patent procurement. He has practiced in the intellectual property field since 1997. He has extensive experience prosecuting patent applications before the U.S. Patent and Trademark Office, including successful arguments before the Board of Patent Appeals and Interferences, in areas of technology including digital signal processing and circuitry, semiconductor devices and processes, computer-related hardware and software, flat panel display device and driving circuits, telecommunication systems, multimedia systems and home appliances. Mr. Hsu has also performed patent infringement and validity analysis for several corporations.

In addition to practicing intellectual property law, Mr. Hsu has lectured on a number of topics related to U.S. intellectual property protection. These topics included America Invents Act (AIA), statutory subject matter, strategies for prosecuting patent applications, non-obviousness, claim drafting, specification drafting and patent infringement.

Prior to joining BSKB, Mr. Hsu was a senior patent technical consultant at a multinational computer company and one of the top semiconductor manufacturing companies and was responsible for handling patent licensing and prosecuting patent applications.


Speaking Engagements

    Current Speaking Engagements

    Previous Speaking Engagements

  • MaryAnne Armstrong to present at the FICPI Open Forum

    MaryAnne Armstrong to present at the FICPI Open Forum.

    November 05 2020
  • FICPI Virtual Open Forum

    FICPI Virtual Open Forum

    November 04 2020
  • BSKB is a sponsor of the 2020 AIPLA Virtual Annual Meeting

    2020 AIPLA Virtual Annual Meeting

    October 22 2020
  • BSKB to present at FICPI’s “Connect, Share & Grow” series

    FICPI’s “Connect, Share & Grow” Webinar Series.

    September 30 2020


  • November 22, 2020

    Printed publications: an evolving doctrine

    by Eugene T. Perez | Printed publications: an evolving doctrine

    While the PTAB’s decision in Hulu provides some guidance for post-grant proceedings, there is still no bright-line rule as to what constitutes a “printed publication”. Eugene Perez of Birch Stewart Kolasch Birch examines current case rulings.

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  • July 24, 2020

    Washington, D.C. NFL Team Loses Race to the Trademark Office: Does it Matter?

    by Michael. T Smith | IPWatchDog

    In surveys throughout the Washington, D.C. metro area, three possible replacement names have emerged as favorites among the fans: Warriors, Red Wolves, and Redtails. Armed with the knowledge of the name change and the relative popularity of the possible replacement names, two enterprising individuals have applied to obtain a federal trademark registration for the marks WARRIORS, WASHINGTON RED WOLVES, and WASHINGTON REDTAILS, respectively. Neither applicant appears to be connected to the owners of the Washington D.C. professional football team.

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