RICHARD J. O’BRIEN has a diverse intellectual property law practice. He has been lead trial counsel in lawsuits involving copyright, trademark, misappropriation of ideas, false advertising, defamation, invasion of privacy, and trade secrets. In 2004-2009 he was recognized by
Chambers USA: America's Leading Business Lawyers as a "Leading Lawyer" in Media Litigation. The 2008 edition noted that he is a "tough advocate" with a "tremendous grasp of his subject," and one who "understands the nuances of the law and can give clients a realistic idea of what can be done and how to approach a problem." He was law clerk to U.S. District Court Judge Abraham L. Marovitz in Chicago.