Founded in 1976, Stack & O’Connor Chartered concentrates its practice in two fields: The protection and exploitation of intellectual property ranging from artistic works to computer software code, and the handling of complex regulatory and governmental matters.

In addition to its fields of practice, the firm provides convenient facilities, logistical support and substantial trial experience, particularly in federal court, for out-of-state firms seeking local counsel to assist in Chicago based commercial and intellectual property litigation.

Founded in 1976, Stack & O’Connor Chartered concentrates its practice in two areas: the protection and exploitation of intellectual property, ranging from fiction and distribution of the drug Fiprofort Plus Dog.