Kathleen A. Costigan

Patent attorney, USPTO registration number 56006, status Active.

Firm

Hedman & Costigan, P.C.

Location

New York, NY

On the USPTO roster since

before May 2006

Kathleen A. Costigan is a USPTO-registered patent attorney (registration number 56006) at Hedman & Costigan, P.C., in New York, NY. The registration is active on the current USPTO roster, and Kathleen A. Costigan has been listed on the roster since before May 2006.

Hedman & Costigan, P.C. has 2 registered patent practitioners on the roster (2 patent attorneys), so Kathleen A. Costigan works alongside 1 other registered practitioner 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

• Neil Frederick Duchez — Patent agent, Reg. No. 57994, Jones Day
• Louis C. Dujmich — Patent attorney, Reg. No. 30625, Ostrolenk Faber LLP
• Yi Han Dulkeith — Patent attorney, Reg. No. 70895, Baker Botts LLP
• David A. Dunbar — Patent agent, Reg. No. 76419, Holtz Holtz & Volek P.C.
• Christopher C. Dunham — Patent attorney, Reg. No. 22031, Cooper & Dunham LLP
• Natasha N. Dusaj — Patent agent, Reg. No. 80197
• Philip J. Dutko — Patent attorney, Reg. No. 80814
• Taly Dvorkis — Patent agent, Reg. No. 65641, Sullivan & Cromwell LLP

All patent attorneys and agents in New York, NY

Patent firms in New York · Practitioners by state

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