Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer William F Lang IV, Practice Areas Patent Application Attorneys. is located in the city of Beaver, the state of Pennsylvania. Attorney legal address Lang Patent Law LLC309 College Avenue, Suite BBeaver, PA, 15009. For more information, please call (724) 709-8765 Your comments* (not for publishing) * — Required information William F Lang IV ← View details Lang Patent Law LLC309 College Avenue, Suite BBeaver, PA, 15009, Beaver, Pennsylvania (724) 709-8765