David J. Shannon

Top rated Intellectual Property Litigation attorney in Philadelphia, Pennsylvania

Marshall Dennehey

Practice areas: Intellectual Property Litigation, General Litigation

Licensed in Pennsylvania since: 1994

Education: Widener University – Delaware Law School

Selected to Super Lawyers: 2026

Selected to Rising Stars: 2005

Marshall Dennehey

2000 Market Street
Suite 2300
Philadelphia, PA 19103

David J. Shannon is an attorney who represents clients in the Philadelphia, Pennsylvania area. David Shannon is recognized by peers and was selected to Super Lawyers for 2026. This selection is based off of an evaluation of 12 indicators including peer recognition and professional achievement in legal practice.

David Shannon chose to pursue a career in law after completing undergraduate studies. He attended Widener University – Delaware Law School and graduated in 1994. David Shannon passed the bar exam and was admitted to legal practice in 1994.

He represents clients with Intellectual Property Litigation issues in Pennsylvania. He also represents clients with General Litigation issues.

Being selected to Super Lawyers is limited to a small number of attorneys in each state. As one of the few attorneys to garner the distinction of Super Lawyers, David Shannon has earned the respect of peers as one of the top-rated attorneys in the nation.