Mary R. Campbell

Patent attorney, USPTO registration number 52689, status Active.

Location

Philadelphia, PA

On the USPTO roster since

before May 2006

Mary R. Campbell is a USPTO-registered patent attorney (registration number 52689), in Philadelphia, PA. The registration is active on the current USPTO roster, and Mary R. Campbell has been listed on the roster since before May 2006.

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

Other registered practitioners in Philadelphia, PA

• Douglas J. Bucklin — Patent attorney, Reg. No. 51208, Volpe And Koenig, P.C.
• Paul Burnett — Patent attorney, Reg. No. 58001, FMC Corporation FMC Tower
• Michael L. Burns — Patent attorney, Reg. No. 57593, Dla Piper US LLP
• Carole J. Burns — Patent agent, Reg. No. 66909, University of Pennsylvania Penn Center for Innovation
• James I. Burris — Patent attorney, Reg. No. 79473, Flaster Greenberg PC
• Andrew D. Buschmeier — Patent agent, Reg. No. 73179, Volpe & Koenig P.C. United Plaza
• Dennis J. Butler — Patent attorney, Reg. No. 51519, Panitch Schwarze Belisario & Nadel LLP
• Daniel N. Calder — Patent attorney, Reg. No. 27424, Volpe and Koenig

All patent attorneys and agents in Philadelphia, PA

Patent firms in Pennsylvania · Practitioners by state

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