Courtney Emily Chan

Limited recognition, USPTO registration number 902835, status Active.

Firm

Columbia Law School

Location

New York, NY

On the USPTO roster since

October 2025

Courtney Emily Chan is a USPTO-registered Limited recognition (registration number 902835) at Columbia Law School, in New York, NY. The registration is active on the current USPTO roster, and Courtney Emily Chan has been listed on the roster since October 2025.

Columbia Law School has 18 registered patent practitioners on the roster (1 patent attorney), so Courtney Emily Chan works alongside 17 other registered practitioners there.

New York, NY has 2,087 registered patent practitioners in all: 1,614 patent attorneys and 419 patent agents.

Other registered practitioners in New York, NY

• Columbus Edward Coleman, Jr — Patent attorney, Reg. No. 63754
• Anthony C. Coles — Patent attorney, Reg. No. 34139, Potomac Law Group
• Robert E. Colletti — Patent attorney, Reg. No. 76417, Haug Partners LLP
• Alphonso A. Collins — Patent attorney, Reg. No. 43559, Cozen O'Conner
• Patrick R. Colsher — Patent attorney, Reg. No. 74955, Sherman & Sterling LLP
• Stephen Z. Colter — Patent attorney, Reg. No. 78943, Aspca
• Brian A. Comack — Patent attorney, Reg. No. 45343, Amster, Rothstein & Ebenstein LLP
• Christopher M. Comiskey — Patent attorney, Reg. No. 63487

All patent attorneys and agents in New York, NY

Patent firms in New York · Practitioners by state

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