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 Fish and Richardson P.C., Hunton & Williams LLP, and Newman Law Offices.

Sarah R Newbury

Reg. 83105

Patent attorney

Fish and Richardson P.C.

Washington, DC · 20024

202-783-5070

Howard Alan Newman

Reg. 59224

Patent attorney

Newman Law Offices

Washington, DC · 20006

202-544-8040

Jared W Newton

Reg. 65818

Patent agent

Quinn Emanuel Urquhart & Sullivan LLP

Washington, DC · 20001

202-538-8108

Emma N. Ng

Reg. 79821

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner

Washington, DC · 20001

303-518-2957

Doson R. Nguyen

Reg. 81502

Patent agent

United States Senate

Washington, DC · 20510

701-460-0266

Phong D Nguyen

Reg. 43833

Patent attorney

Baker and Hostetler

Washington, DC · 20036

202-861-1610

Robert E Niemeier

Reg. 74017

Patent attorney

Sterne Kessler Goldstein Fox

Washington, DC · 20005

309-678-6806

Elizabeth A Niemeyer

Reg. 52070

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001-4413

202-408-4000

Reece W Nienstadt

Reg. 52072

Patent attorney

Nienstadt PLLC

Washington, DC · 20015

202-803-8825

Jennifer P. Nock

Reg. 76478

Patent attorney

Rothwell, Figg, Ernst & Manbeck, P.C.

Washington, DC · 20005

202-772-5661

David M Noonan

Reg. 59451

Patent attorney

Arent Fox LLP

Washington, DC · 20006 - 5344

202-350-3679

Jerome J Norris

Reg. 24696

Patent attorney

Washington, DC · 20006

202-737-4410

Tremayne M. Norris

Reg. 58683

Patent agent

STEPTOE & JOHNSON LLP

Washington, DC · 20036

202-429-7000

Karin J Norton

Reg. 40105

Patent attorney

Samsung Electronics America, Inc

Washington, DC · 20036

202-887-5666

Shabnam Nowrouzi

Reg. 71264

Patent attorney

NSIP Law

Washington, DC · 20036

202-429-0020

Anna-Maria Nuryasin

Reg. 902714

Limited recognition

American University, Washington College of Law

Washington, DC · 20016

786-768-7042

Nnake I. Nweke

Reg. 59272

Patent agent

Federal Communication Commission

Washington, DC · 20554

202-418-0758

Nicholas M Nyemah

Reg. 67788

Patent attorney

Arnold & Porter LLP

Washington, DC · 20001

202-942-6681

Patrick E. Nyman

Reg. 76123

Patent agent

Wilmer Cutler Pickering Hale and Dorr LLP

Washington, DC · 20037

202-663-6126

Christopher R. O'Brien

Reg. 63208

Patent attorney

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

Washington, DC · 20005

202-772-8680

Elizabeth A. O'Brien

Reg. 76105

Patent attorney

Cherian Harkins Dunham LLP

Washington, DC · 20036

202-873-1726

Kevin M O'Brien

Reg. 30578

Patent attorney

Baker and McKenzie

Washington, DC · 20006

202-452-7032

Brendan D. O'Callaghan

Reg. 80105

Patent attorney

Baker & McKenzie LLP

Washington, DC · 20006

703-424-1652

Lucas J. O'Donnell

Reg. 67102

Patent attorney

Fish and Richardson P.C.

Washington, DC · 20024

202-626-6406

Sean A. O'Donnell

Reg. 75513

Patent attorney

Ballast IP Law, LLP

Washington, DC · 20009

202-340-4576

Shawn William O'Dowd

Reg. 34687

Patent attorney

Kenyon and Kenyon

Washington, DC · 20005

202-220-4200 EXT. 4255

Brian P O'Shaughnessy

Reg. 32747

Patent attorney

Dinsmore & Shohl LLP

Washington, DC · 20005

202-372-9115

Michael Alfred O'Shea

Reg. 35631

Patent attorney

Hunton & Williams LLP

Washington, DC · 20037

202-419-2183

Valerie L O'Shea Murray

Reg. 77027

Patent agent

Baker, Donelson, Bearman, Caldwell & Berkowitz, PC

Washington, DC · 10002

202-508-3400

Michael A Oakes

Reg. 55909

Patent attorney

Hunton & Williams LLP

Washington, DC · 20037

202-419-2172

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.