John Sowden Child, Jr

Patent attorney, USPTO registration number 28833, status Active.

Firm

Paul & Paul

Location

Philadelphia, PA

On the USPTO roster since

before May 2006

John Sowden Child, Jr is a USPTO-registered patent attorney (registration number 28833) at Paul & Paul, in Philadelphia, PA. The registration is active on the current USPTO roster, and John Sowden Child has been listed on the roster since before May 2006.

Paul & Paul has 4 registered patent practitioners on the roster (4 patent attorneys), so John Sowden Child works alongside 3 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

• Robert H. Hayes — Patent attorney, Reg. No. 78865
• Ming He — Patent agent, Reg. No. 75824, Panitch Schwarze Belisario & Nadel LLP
• Sheldon Orly Heber — Patent attorney, Reg. No. 38179, Ice Miller LLP
• Gary Aaron Hecht — Patent attorney, Reg. No. 36826, Fox Rothschild LLP
• Gregory B. Heller — Patent attorney, Reg. No. 69547, Young Ricchiuti Caldwell & Heller, LLC
• Joseph T. Helmsen — Patent attorney, Reg. No. 54163, DLA Piper LLP
• John L. Hemmer — Patent attorney, Reg. No. 58752, Morgan Lewis & Bockius LLP
• Michael B. Henderson — Patent agent, Reg. No. 69038, Temple University Office of University Counsel

All patent attorneys and agents in Philadelphia, PA

Patent firms in Pennsylvania · Practitioners by state

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