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About me

David Ellis is an attorney in the Tampa Bay area, Florida practicing
copyrights, trademarks, patents, trade secrets, and intellectual
property law; computer, cyberspace and Internet law; business,
entertainment and arts law; and franchise, licensing and contract law.

graduate of M.I.T. and Harvard Law School, he is a member of the
Florida Bar, Board Certified in Intellectual Property Law, and a
registered Patent Attorney. . He is also a member of the Association for
Computing Machinery, for which he is a National Lecturer; the American
Bar Association's Sections on Intellectual Property Law and Science and
Technology; the American Intellectual Property Law Association; the
Florida Bar's Sections on Business Law and Entertainment, Arts and
Sports Law; and Volunteer Lawyers for the Arts.

Dave has
lectured and presented continuing legal education programs to a variety
of groups throughout the United States, including Cornell, Duke,
Vanderbilt, Clemson, Syracuse and Interamerican University (Puerto
Rico), and the Universities of Tennessee, Florida, South Florida, and
Central Florida, and Florida International University, the Florida Bar,
and business, professional, arts and entertainment, and technology

Dave is the author of the book, A Computer Law Primer,
and numerous articles in legal, business and technological publications,
including the Florida Bar Journal, and "The Data Bus," Florida's
computer and technology journal, for which he wrote a monthly column on
Computer Law for many years. He taught Intellectual Property,
Copyrights, and Computer Law for several years as an Adjunct Professor
at the University of Florida College of Law and Stetson University
College of Law.

For more information, please see Dave's website at 

For links to many of Dave's articles, see 

For a list of speaking engagements, see and


Practice areas


  1. Entertainment: 25%
  2. Business: 25%
  3. Intellectual Property: 25%
  4. Internet: 25%

Attorney endorsements

1 total 

Are you an attorney? Endorse this lawyer

  • Sidney Wallis Kilgore

    I have known David Ellis for many years. He is exceptionally knowledgeable in the areas of trademark and copyright law, and has a keen analytical mind. I am very pleased to endorse him and his work.


    Sidney Kilgore Patent application Attorney
    Relationship: Fellow lawyer in community

Contact info

David Roy Ellis

3233 E Bay Dr Ste 101
Largo, FL, 33771-1900


FLMember in Good Standing197806/19/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Publication nameTitleDate
Florida Bar and OthersIntellectual Property and Other Articles2010
Sudavel PublishersA Computer Law Primer - Book1987
School nameMajorDegreeGraduated
Harvard University Law SchoolLawJD - Juris Doctor1971
Massachusetts Institute of TechnologyN/ABS - Bachelor of Science1968
Speaking engagements
Conference nameTitleDate
Legal, Business and Professional GroupsIntellectual Property and Other Topics2010