Catherine Joh

Patent agent, USPTO registration number 83699, status Active.

Location

Brooklyn, NY

On the USPTO roster since

June 2025

Catherine Joh is a USPTO-registered patent agent (registration number 83699), in Brooklyn, NY. The registration is active on the current USPTO roster, and Catherine Joh has been listed on the roster since June 2025.

Brooklyn, NY has 107 registered patent practitioners in all: 61 patent attorneys and 45 patent agents.

Other registered practitioners in Brooklyn, NY

• Jason H. Rosenblum — Patent attorney, Reg. No. 56437, Law Office of Jason H. Rosenblum, PLLC
• Rebecca C. Rothkopf — Patent attorney, Reg. No. 73631, Haley Guiliano LLP
• Lowell Martin Rubin — Patent attorney, Reg. No. 28259, Lowell M. Rubin, Attorney at Law
• Eric Saparli — Patent attorney, Reg. No. 74405, Eric Saparli, Esq.
• Esther E. Schwartz — Patent attorney, Reg. No. 54430, The Law Office of Esther E. Schwartz, PLLC
• Anthony K. Sebro, Jr — Patent attorney, Reg. No. 52204, Tony Sebro General Counsel
• Dayrel S. Sewell — Patent attorney, Reg. No. 56586, Law Firm Of Dayrel Sewell, PLLC
• Thomas J. Tatonetti — Patent attorney, Reg. No. 73779, Tatonetti IP

All patent attorneys and agents in Brooklyn, NY

Patent firms in New York · Practitioners by state

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