David is a registered patent attorney and a member of the firm's Intellectual Property practice group. He counsels clients on an array of patent, copyright, and internet technology-related issues, helping them to manage, protect, and grow their IP assets. He practices all aspects of patent law, including: patent preparation and prosecution; foreign and domestic patent prosecution; ex parte reexamination, inter partes review, and post-grant review before the USPTO; patent infringement litigation; and the preparation of freedom to operate, non-infringement, and invalidity opinions. David also has a significant copyright practice, including: copyright registration, software license compliance (including open source licenses such as the Apache, Creative Commons, GPL, LPGL, and Mozilla licenses), software audit support and negotiation services, and compliance with the Digital Millennium Copyright Act. David’s internet technology-related practice otherwise includes domain name registration and cybersquatting defense, preparation of terms of service and negotiation of service level agreements, and advice concerning the Communications Decency Act (Telecommunications Act of 1996).

David is admitted to practice in Ohio, Illinois, and the United States Patent and Trademark Office, as well as the U.S. District Court for the Northern District of Illinois. Prior to joining the firm, David was as an associate at Fitch, Even, Tabin & Flannery in Chicago.

Technical Experience

David’s background includes degrees in Civil Engineering and Environmental & Water Resources Engineering. David has significant hands-on experience with computer software systems and computer networking technologies, advanced chromatography systems and related chemical detectors, computer modeling of the fate and transport chemical species in the environment, and various water and wastewater treatment technologies.

David also has working experience with public key infrastructures and public/private key signing in connection with Web service identity certification and link encryption.

David’s practice includes technologies in areas such as:

Computerized sensors and communications: computer-aided design software, document editing and processing software, search engine optimization software, wireless mesh communication networks, acoustic sensors and signal processing methods, and adaptive directional communications networks.

Mechanical: beverage dispensers, food and beverage packaging, food processing methods and equipment, automotive parts, child safety equipment, railcar components, degaussing equipment, endoscopic medical devices and control systems, and construction equipment and accessories.

Biochemical: in situ bioremediation, biofeedback devices, and functionalized optical implants.

PublicationsProfessional and Civic

Professional Associations

  • Dayton Bar Association
  • Ohio State Bar Association, Digital Technology Law Committee, Intellectual Property Law Section
  • Columbus Intellectual Property Law Association, president, 2009 to 2010; vice president, 2008 to 2009; secretary, 2007 to 2008; treasurer, 2006 to 2007