Patent attorneys and agents in Springfield, PA

5 USPTO-registered patent practitioners: 2 patent attorneys and 3 patent agents.

• John E. Campbell — Patent agent, Reg. No. 52687, John E Campbell
• Paul J. Dougherty — Patent agent, Reg. No. 61967, Paul J. Dougherty
• Vincent P. Jones — Patent attorney, Reg. No. 82158
• Arthur J. Kyriazis — Patent agent, Reg. No. 53169, Philadelphia Pharma & Biotech, Inc (PPBI)
• Jonathan J. Underwood — Patent attorney, Reg. No. 77495