David W. Grillo


Direct: 216.928.2892
Fax: 216.916.2406


Focus Areas


  • The Ohio State University College of Engineering (B.S., Computer Science & Engineering, 2000)
  • Cleveland-Marshall College of Law (J.D., 2003)

Licensed to Practice

  • Ohio
  • U.S. Patent and Trademark Office
  • U.S. Court of Appeals for the Federal Circuit


Dave practices in the area of intellectual property, including patent, trademark, copyright, and trade secret matters. As a registered patent attorney, Dave has extensive experience preparing and prosecuting patent applications in software, electrical, and mechanical fields for Fortune 100® companies, startups, and individual inventors. Further, Dave is routinely engaged in offensive and defensive forward patent initiatives as well as portfolio development strategies including patent acquisition and licensing. Although a majority of his practice focuses on patent matters, Dave also has substantial experience counseling clients regarding trademark and copyright acquisition and enforcement.


Download David W. Grillo's Full Bio


  • Prepared and prosecuted hundreds of U.S. patent applications
  • Engaged routinely for portfolio development/forward patent harvesting
  • Counseled clients regarding patent valuation and acquisition
  • Counseled many clients regarding acquisition and enforcement of trademarks
  • Procured global patent and trademark rights with foreign counsel worldwide
  • Represented clients before the USPTO Board of Appeals
  • Represented clients in trademark cancelation proceedings
  • Negotiated coexistence agreements



  • Intellectual Property Owners Association (IPO) – Software-Related Inventions Committee Member
  • American Intellectual Property Law Association (AIPLA)


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