Hedman & Costigan, P.C.

2 registered patent practitioners: 2 patent attorneys and 0 patent agents, New York, NY.

• Kathleen A. Costigan — Patent attorney, Reg. No. 56006, Hedman & Costigan, P.C.
• James V. Costigan — Patent attorney, Reg. No. 25669, Hedman & Costigan, P.C.