Comcast

3 registered patent practitioners: 3 patent attorneys and 0 patent agents, Philadelphia, PA.

• John Porrazza, III — Patent attorney, Reg. No. 68126, Comcast
• Cassius K. Sims — Patent attorney, Reg. No. 65822, Comcast
• Peter A. Veytsman — Patent attorney, Reg. No. 45920, Comcast