David J. Doyle

David J. Doyle concentrates his practice in the area of Complex Commercial Litigation, he has handled litigation matters of all types and has examined witnesses in both state and federal courts across the country. Dave has represented and advised Fortune 500 companies on a broad range of legal issues, including consumer class actions, securities class actions, data breach class actions, antitrust cases, fiduciary duty and contract cases, director and officer liability, false advertising, defamation, construction litigation, and patent infringement and other intellectual property matters.

Dave’s trial victories include successfully defending patents on the highest-selling cancer drug (Taxol), obtaining a multimillion-dollar award as lead counsel for Abbott Laboratories in a contract dispute, and obtaining a complete defense verdict in a breach of fiduciary duty/corporate opportunities case in which the plaintiffs were seeking over $100 million in damages.

He also has acted as lead counsel for a prominent restaurant franchisor in consumer class actions, franchise disputes, and disputes concerning the company’s promotional games. He has successfully argued appeals in the United States Court of Appeals for the Seventh Circuit and in the Illinois Appellate Court.

David's Practice