ZIP 20004

Patent attorneys in ZIP code 20004 · District of Columbia

ZIP code 20004 in District of Columbia has 277 USPTO-registered patent practitioners listed at addresses inside the ZIP. Every practitioner shown holds an active license to practice before the US Patent and Trademark Office. Local offices include Venable LLP and Cooley, LLP.

All practitioners

Aziz Burgy

Reg. 51514

Patent attorney

Axinn, Veltrop & Harkrider LLP

Washington, DC · 20004

202-912-4700

Robert W Busby· Jr

Reg. 40930

Patent agent

Morgan, Lewis & Bockius LLP

Washington, DC · 20004

202-739-5970

Bryan J. Cannon

Reg. 72877

Patent agent

Washington, DC · 20004

202-220-1257

Yang Cao

Reg. 800031

Limited recognition

Kilpatrick Townsend & Stockton LLP

Wasington, DC · 20004

202-481-9944

Daniel J. Carter

Reg. 72493

Patent attorney

HP, Inc.

Washington, DC · 20004

202-831-5818

Mark A Catan

Reg. 38720

Patent attorney

Potomac Law Group, PLLC

Washington, DC · 20004

202-670-3220

Katie Y. Chang

Reg. 81402

Patent attorney

Kirkland & Ellis

Washington, DC · 20004

202-843-2940

Kavitha B Cherukuri

Reg. 67379

Patent agent

Morgan Lewis & Bockius, LLP

Washington, DC · 20004

202-739-3000

Nepolina K. Chhetri

Reg. 73788

Patent attorney

The Katawal Firm PLLC

Washington, DC · 20004

202-656-8369

Bumrae Cho

Reg. 84337

Patent attorney

Bryan Cave Leighton Paisner LLP

Washington, DC · 20004

202-508-6035

Min S Choi

Reg. 77338

Patent agent

Morgan, Lewis & Bockius

Washington, DC · 20004

202-739-5096

Lisa Chung

Reg. 84302

Patent agent

Washington, DC · 20004

347-918-7478

Christopher B Clare

Reg. 70772

Patent attorney

Clark Hill PLC

Washington, DC · 20004

202-772-0909

Isaac R Clark

Reg. 54572

Patent attorney

Crowell & Moring LLP

Washington, DC · 20004-2595

202-624-2943

John C Clark

Reg. 43552

Patent agent

Venable LLP

Washington, DC · 20004

202-344-4049

Terry L Clark

Reg. 32644

Patent attorney

Bass, Berry & Sims PLC

Washington, DC · 20004

202-927-2950

Mark Charles Comtois

Reg. 46285

Patent attorney

Duane Morris LLP

Washington, DC · 20004-2166

202-776-7800

Jonathan M Cousin

Reg. 66418

Patent attorney

Cooley, LLP

Washington, DC · 20004-2400

202-842-7800

Celine J Crowson

Reg. 40357

Patent attorney

Hogan Lovells US LLP

Washington, DC · 20004

202-637-5600

Michelle L Cunningham

Reg. 51072

Patent attorney

Cooley LLP

Washington, DC · 20004-2400

202-452-8800

Henry J Daley

Reg. 42459

Patent agent

Venable LLP

Washington, DC · 20004-1600

202-344-4362

Renee A. Danega

Reg. 73510

Patent attorney

Barnes & Thornburg, LLP

Washington, DC · 20004

202-371-6370

Ruth G Davila

Reg. 73956

Patent agent

Latham & Watkins LLP

Washington, DC · 20004-1304

202-637-2200

Thomas W Davison

Reg. 57160

Patent attorney

Alston & Bird LLP

Washington, DC · 20004

202-239-3933

Scott T. Denion

Reg. 76757

Patent agent

Troutman Pepper Hamilton Sanders LLP

Washington, DC · 20004

202-274-1955

Sandhya Deo

Reg. 65841

Patent attorney

Cooley, LLP

Washington, DC · 20004-2400

202-842-7800

Justin M. DiBlassio

Reg. 61133

Patent agent

Seyfarth Shaw LLP

Washington, DC · 20004

202-828-3588

Alexia S M Dilg

Reg. 78052

Patent agent

Cooley LLP

Washington, DC · 20004

202-842-7815

Kathleen T DiNapoli

Reg. 82294

Patent agent

Fenwick & West LLP

Washington, DC · 20004

202-970-3014

Daniel Kevin Dorsey

Reg. 32520

Patent attorney

Law Office of Daniel K. Dorsey

Washington, DC · 20004

202-347-9000

Common questions

Do patent attorneys in ZIP 20004 cost more than the national average?

Patent attorney fees vary primarily by experience and complexity of the invention, not by city. A typical provisional patent application in the US runs $1,500 to $5,000; a non-provisional utility filing runs $5,000 to $15,000. Hourly rates in ZIP 20004 tend to track the broader District of Columbia legal market.

How many USPTO practitioners list a ZIP 20004 office?

277 USPTO-registered patent practitioners list a ZIP 20004 mailing address on the OEDCI roster. You can sort by firm size and contact each directly using the phone numbers shown.

Can I work with a ZIP 20004 practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20004-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.