Benjamin S. Chalfin
Patent agent, USPTO registration number 74181, status Active.
- Firm
- Flaster Greenberg PC
- Location
- Philadelphia, PA
- On the USPTO roster since
- January 2016
Benjamin S. Chalfin is a USPTO-registered patent agent (registration number 74181) at Flaster Greenberg PC, in Philadelphia, PA. The registration is active on the current USPTO roster, and Benjamin S. Chalfin has been listed on the roster since January 2016.
Flaster Greenberg PC has 10 registered patent practitioners on the roster (8 patent attorneys and 1 patent agent), so Benjamin S. Chalfin works alongside 9 other registered practitioners there.
Philadelphia, PA has 513 registered patent practitioners in all: 377 patent attorneys and 115 patent agents.
Other registered practitioners in Philadelphia, PA
- Linda X. Shi — Patent attorney, Reg. No. 64800, 50on Red
- Anthony D. Sierra — Patent attorney, Reg. No. 78688, Akin Gump Strauss & Feld, LLC Two Commerce Square
- Ruthie K. Sifuma — Limited recognition, Reg. No. 902852, University Of Pennsylvania Law School
- Domingos J. Silva — Patent attorney, Reg. No. 64197, Saul Ewing Arnstein & Lehr LLP
- Robert S. Silver — Patent attorney, Reg. No. 35681, Langer, Grogan and Diver, P.C.
- John F. Silvester — Patent attorney, Reg. No. 82015
- Benjamin N. Simler — Patent attorney, Reg. No. 80554, Ballard Spahr LLP
- Scott S. Simpkins — Patent attorney, Reg. No. 68488, BakerHostetler BakerHostetler
All patent attorneys and agents in Philadelphia, PA
Patent firms in Pennsylvania · Practitioners by state
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