Caesar Rivise Bernstein Cohen & Pokotilow, Ltd

2 registered patent practitioners: 2 patent attorneys and 0 patent agents, Philadelphia, PA.

• Colleen Renee Butcher — Patent attorney, Reg. No. 56315, Caesar Rivise Bernstein Cohen & Pokotilow, Ltd
• William J. Castillo — Patent attorney, Reg. No. 56515, Caesar Rivise Bernstein Cohen & Pokotilow, Ltd