Washington, District of Columbia

Patent attorneys in Washington

Washington, District of Columbia is home to 2,626 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid. Local firms with the most USPTO-registered practitioners include The George Washington University School of Law, Potomac Law Group, PLLC, and Wilmer, Cutler, Pickering, Hale and Dorr, LLP.

Bruno Joseph Castro

Reg. 903225

Limited recognition

The George Washington University School of Law

Washington, DC · 20052

571-385-9640

Mark A Catan

Reg. 38720

Patent attorney

Potomac Law Group, PLLC

Washington, DC · 20004

202-670-3220

David L Cavanaugh

Reg. 36476

Patent attorney

Wilmer, Cutler, Pickering, Hale and Dorr, LLP

Washington, DC · 20037

202-663-6025

Jenna Celestin

Reg. 901671

Limited recognition

Howard University School of Law

Washington, DC · 20008

646-923-3066

Nicholas A. Cerulli

Reg. 71900

Patent attorney

Finnegan, Henderson, Farabow, Garrett

Washington, DC · 20001

202-480-4248

Jennifer Meyer Chagnon

Reg. 55440

Patent attorney

Sterne, Kessler, Goldstein & Fox PLLC

Washington, DC · 20005

202-772-8890

Rajarshi Chakraborty

Reg. 81328

Patent attorney

WilmerHale

Washington, DC · 20037

202-663-6377

Bruce E Chalker

Reg. 47480

Patent attorney

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Washington, DC · 20005

202-371-2600

Jasemine C Chambers

Reg. 70935

Patent attorney

Wilson Sonsini Goodrich & Rosati, P.C.

Washington, DC · 20006

202-973-8839

John M. Chambers

Reg. 82276

Patent attorney

Washington, DC · 20001

843-421-3537

Scott A Chambers

Reg. 37573

Patent attorney

Arnall Golden Gregory LLP

Washington, DC · 20006

202-677-4910

Eunice Ng Chan

Reg. 68981

Patent attorney

Banner Witcoff

Washington, DC · 20005

202-824-3128

Chetan G Chandra

Reg. 77571

Patent agent

Fox Rothschild

Washington, DC · 20006

202-461-3106

Biju I Chandran

Reg. 63684

Patent attorney

Bookoff McAndrews PLLC

Washington, DC · 20037

202-808-3550

Ching Cheng Chang

Reg. 73240

Patent attorney

ArentFox Schiff LLP

Washington, DC · 20006

202-857-6000

Haiyin Chang

Reg. 73241

Patent agent

Children's National Hospital

Washington, DC · 20010

202-476-6854

Jonathan Chang

Reg. 76059

Patent attorney

Washington, DC · 20001

408-896-4537

Julian Chang

Reg. 63650

Patent attorney

Weaver IP LLC

Washington, DC · 20006

202-630-5036

Katie Y. Chang

Reg. 81402

Patent attorney

Kirkland & Ellis

Washington, DC · 20004

202-843-2940

Kyungsun T. Chang

Reg. 48962

Patent attorney

Paul, Hastings, Janofsky & Walker LLP

Washington, DC · 20005

202-551-1769

Linda Chang

Reg. 70338

Patent attorney

Willkie Farr & Gallagher LLP

Washington, DC · 20006

202-303-1107

Steve S Chang

Reg. 42402

Patent attorney

Banner & Witcoff, Ltd

Washington, DC · 20005

202-824-3000

Dohm Chankong

Reg. 70524

Patent attorney

Sterne Kessler Goldstein & Fox P.L.L.C

Washington, DC · 20005

202-772-8529

Michael W. Chao

Reg. 74160

Patent attorney

NSIP Law

Washington, DC · 20036

202-429-0020

Floyd B Chapman

Reg. 40555

Patent attorney

Wiley Rein LLP

Washington, DC · 20006

202-719-7308

Morgan Alexander Chapman

Reg. 76357

Patent agent

Washington, DC · 20007

202-524-0762

Daniel Scott Chappell

Reg. 76333

Patent attorney

Steptoe LLP

Washington, DC · 20036

202-429-6225

Kevin L Chapple

Reg. 44072

Patent attorney

Law Office of Kevin L. Chapple

Washington, DC · 20036

202-331-0793

Connor R. Charney

Reg. 83558

Patent agent

Washington, DC · 20005

724-799-5135

Andrea L Cheek

Reg. 65642

Patent attorney

Knobbe Martens Olson & Bear, LLP

Washington, DC · 20006

202-640-6400

Common questions

Do patent attorneys in Washington 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 Washington tend to track the broader District of Columbia legal market.

How many USPTO practitioners list a Washington office?

2,626 USPTO-registered patent practitioners list a Washington 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 Washington practitioner remotely?

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