Robert H. Thornburg

robert thornburg headshot, registered ip attorney in florida

A Miami Patent Attorney, Robert Thornburg is a nationally recognized intellectual property litigation specialist who has a built a reputation over the past 15 years in bet-your-business patent, copyright, trademark, trade secret and technology focused litigation on behalf of international and Florida-based businesses.  In addition, he has filed over 400 trademark applications and over 100 […]

David Roncayolo

David Roncayolo is a bilingual patent attorney who specializes in the drafting, prosecution, and issuance of complex patent applications before the United States Patent and Trademark Office (USPTO).  Born and raised in Venezuela, Mr. Roncayolo is one of less than ten Registered Patent Attorneys in South Florida whose first language is Spanish.  Fully conversant and […]

Melissa Dangond

Ms. Dangond represents ADD+G Clients in the Miami / South Florida office. Melissa Dangond is a Colombian-American, Miami native, who is fluent in both English and Spanish. She graduated cum laude from the University of Florida Levin College of Law with a Certificate in Intellectual Property and a Certificate in Environmental, Land Use, and Real […]

James Leahy

A Miami IP litigator, James Leahy represents ADD+G clients out of the firm’s Miami office. James has experience tackling complex, intellectual property matters for clients in arbitration, state court, and federal court. In addition, beyond IP litigation, he also assists in negotiating and drafting intellectual property agreements. A Florida native, James graduated from William & […]

Susan J. Latham

Susan Latham holds a Master of Laws degree in the field of intellectual property and has been an intellectual property litigator for twenty years, focusing her practice on trademark, copyright and unfair competition issues. With that focus, Susan has litigated cases throughout the United States, as well as before the Trademark Trial and Appeal Board […]