Robert S. Silver

Patent attorney, USPTO registration number 35681, status Active.

Firm

Langer, Grogan and Diver, P.C.

Location

Philadelphia, PA

On the USPTO roster since

before May 2006

Robert S. Silver is a USPTO-registered patent attorney (registration number 35681) at Langer, Grogan and Diver, P.C., in Philadelphia, PA. The registration is active on the current USPTO roster, and Robert S. Silver has been listed on the roster since before May 2006.

Langer, Grogan and Diver, P.C. is listed with one registered practitioner on the current roster.

Philadelphia, PA has 513 registered patent practitioners in all: 377 patent attorneys and 115 patent agents.

Other registered practitioners in Philadelphia, PA

• Andrew M. Rosenau — Patent attorney, Reg. No. 74041
• Joseph Dominic Rossi — Patent attorney, Reg. No. 47038, Armstrong Teasdale LLP
• Michael S. Ryan — Patent agent, Reg. No. 63115, Oliff & Berridge PLC
• Lynn E. Rzonca — Patent attorney, Reg. No. 35998, Ballard Spahr LLP
• Steven B. Samuels — Patent attorney, Reg. No. 37711, Baker & Hostetler LLP
• Kristina I. Sanchez — Patent agent, Reg. No. 76284, Mendelsohn Dunleavy, P.C.
• Mari J. Sanchez — Patent agent, Reg. No. 73942, Keisen Associates
• Audrey Leigh Sargente — Limited recognition, Reg. No. 903143, University of Pennsylvania Law School

All patent attorneys and agents in Philadelphia, PA

Patent firms in Pennsylvania · Practitioners by state

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