David A. Mancino

Partner

Cincinnati
T +1.513.929.3495
F +1.513.929.0303

"David Mancino offers expertise across the management of patent portfolios and related disputes. He is frequently engaged by clients in highly technical industries, including software and medical devices."

— Chambers USA 2021

Overview

David Mancino is a U.S. patent attorney with more than 25 years of experience representing clients in all areas of patent law and leads the Cincinnati Office Intellectual Property Group. David focuses on patent litigation, prosecution, opinions and licensing. His litigation experience includes over 100 litigations in venues across the U.S. District Court, the Patent Trial and Appeal Board (PTAB), the International Trade Commission (ITC) and the Court of Appeals for the Federal Circuit (CAFC). He has experience litigating and prosecuting numerous technologies, including electronics, software, artificial intelligence, semiconductor design, electronic circuits, information technologies, lasers/optics, medical devices, automotive components and jet engine technologies.

David has been named “Lawyer of the Year” for Cincinnati patent litigation by The Best Lawyers in America® in both 2013 and 2022, listed as a “Best Lawyer” since 2010 and ranked in Chambers USA since 2012. He co-authored Patent Local Rules for the Southern District of Ohio and was a member of the committee advocating for the implementation of the rules set forth in the document.

Select Experience

  • Served as technical lead during trial in a patent infringement action before the International Trade Commission, during which BakerHostetler's client ultimately prevailed. Prepared all technical issues and handled the technical witnesses throughout the ITC investigation involving three patents related to computer forensic devices. 
  • In a patent litigation in the Northern District of Illinois involving database query technologies, successfully briefed and argued that an asserted American Express patent was invalid as failing to meet the "written description" requirement under U.S. patent law.
  • In a patent litigation trial in the Eastern District of Texas involving DVD recorder products of a Japanese consumer electronics corporation, handled all technical issues and technical witnesses during the litigation and trial. Following trial, the parties reached a settlement highly favorable to BakerHostetler's client.
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Experience

  • Served as technical lead during trial in a patent infringement action before the International Trade Commission, during which BakerHostetler's client ultimately prevailed. Prepared all technical issues and handled the technical witnesses throughout the ITC investigation involving three patents related to computer forensic devices. 
  • In a patent litigation in the Northern District of Illinois involving database query technologies, successfully briefed and argued that an asserted American Express patent was invalid as failing to meet the "written description" requirement under U.S. patent law.
  • In a patent litigation trial in the Eastern District of Texas involving DVD recorder products of a Japanese consumer electronics corporation, handled all technical issues and technical witnesses during the litigation and trial. Following trial, the parties reached a settlement highly favorable to BakerHostetler's client. 
  • Prepared and prosecuted a family of patents for a high-speed digital printing company, patents that have been successfully licensed to most of the digital printing industry, and the company has also survived several patent litigations without any successful challenge to the validity and scope of the patents. 
  • Negotiated the IP and data licensing agreements in a joint venture between a European market research company and a major U.S. retail corporation in 2003. The agreements lasted throughout the duration of the companies' highly successful joint venture due to Dave's understanding of the issues and technologies involved. 

Recognitions and Memberships

Recognitions

  • Chambers USA: Intellectual Property in Ohio (2012 to 2021)
    • Band 4 (2020 to 2021), Band 3 (2012 to 2019)
  • The Best Lawyers in America® (2010 to Present)
    • Ohio: Litigation – Intellectual Property
    • Ohio: Litigation – Patent
    • Ohio: Patent Law
      • Best Lawyers® "Lawyer of the Year" (2013 and 2022)

Memberships

  • Cincinnati Intellectual Property Law Association: Former President and Board Member

Community

  • Sojourner Recovery Group: Board of Directors (2008 to present) 
  • Building Blocks Foundation: Board of Directors (2004 to 2007)

Industries

Prior Positions

  • McDonnell Douglas Corporation: Senior Electrical Engineer

Admissions

  • U.S. Court of Appeals, Federal Circuit
  • U.S. District Court, Northern District of Ohio
  • U.S. District Court, Southern District of Ohio
  • U.S. District Court, Eastern District of Michigan
  • U.S. Patent and Trademark Office, Registration No. 39,289
  • U.S. District Court, Southern District of Indiana
  • U.S. District Court, Eastern District of Texas
  • Ohio

Education

  • J.D., University of Cincinnati College of Law, 1994
  • B.S.E.E., University of Michigan, 1988