For over 35 years now John R. Crossan has helped businesses, institutions, and individuals thrive and compete successfully with services provided by his specialized practice of Intellectual Property Law - shortened as IP Law. John R. Crossan has, with his clients, obtained and enforced or protected against patents, trademarks, copyrights, and trade secrets, and John R. Crossan has helped clients understand and use employment covenants and IP-related antitrust law. He has done this through litigation in Federal and state courts and other dispute resolution forums, here and abroad, through preparing and prosecuting applications, by negotiations and licensing, and through counseling of clients of all sizes.