Washington, District of Columbia

Patent attorneys in Washington

Washington, District of Columbia is home to 2,587 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 NSIP Law, Staas & Halsey, LLP, and Covington & Burling LLP.

Sonny S.H. Choi

Reg. 65889

Patent attorney

Staas & Halsey, LLP

Washington, DC · 20005

Wonseon Kiersten Choi

Reg. 73012

Patent agent

Covington & Burling LLP

Washington, DC · 20001

202-662-5240

Wonsuck Choi

Reg. 76787

Patent agent

NovoTechIP International PLLC

Washington, DC · 20006

571-212-2390

Yong Seock Choi

Reg. 76846

Patent attorney

NSIP Law

Washington, DC · 20036

202-429-0020

Yongsuck Choi

Reg. 43324

Patent attorney

Dentons US LLP

Washington, DC · 20006

202-496-7647

Young H. Chon

Reg. 67967

Patent agent

Sughrue Mion, PLLC

Washington, DC · 20037-3213

202-663-7397

Alayna Y Choo

Reg. 80608

Patent attorney

Washington, DC · 20037

202-572-6754

Daniel K. H. Choo

Reg. 72039

Patent attorney

Sterne, Kessler, Goldstein & Fox

Washington, DC · 20005

202-371-2600

James C Chou

Reg. 76907

Patent attorney

Orrick, Herrington & Sutcliffe, LLP

Washington, DC · 20037

202-349-8003

Ryan M Chowdhury

Reg. 74466

Patent agent

Fish & Richardson, P.C.

Washington, DC · 20005

202-638-6554

Connor J Christensen

Reg. 79714

Patent attorney

Bookoff McAndrews PLLC

Washington, DC · 20006

402-916-0113

William Christiansen· II

Reg. 44614

Patent attorney

Goodwin Procter LLP

Washington, DC · 20036

202-346-4000

Benjamin J Christoff

Reg. 70127

Patent attorney

Fish & Richardsonn P .C.

Washington, DC · 20024

202-626-6772

Marc Christophersen

Reg. 64665

Patent agent

U.S. Naval Research Laboratory

Washington, DC · 20375

202-404-2884

Christian A Chu

Reg. 55070

Patent attorney

Fish & Richardson P.C.

Washington, DC · 20024

202-783-5070

Melissa L Chun

Reg. 34960

Patent agent

U.S. Enviromental Protection Agency

Washington, DC · 20460

202-564-1605

Daniel G Chung

Reg. 63553

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

202-408-4000

Kwan Ho Chung

Reg. 73810

Patent attorney

Perkins Coie LLP

Washington, DC · 20005

202-661-5884

Lisa Chung

Reg. 84302

Patent agent

Washington, DC · 20004

347-918-7478

Matthew H Chung

Reg. 67531

Patent attorney

Washington, DC · 20005

202-626-8391

Sohyun Chung

Reg. 59875

Patent attorney

NSIP Law

Washington, DC · 20036

703-627-4283

Sung-Yeop Chung

Reg. 64130

Patent agent

Stein McEwen LLP

Washington, DC · 20005

202-216-9505

Wei Te Chung

Reg. 43325

Patent agent

PV IP PC

Washington, DC · 20016

408-253-9926

Paul W Churilla

Reg. 47495

Patent attorney

Brake Hughes Bellermann LLP

Washington, DC · 20006

360-930-3533

Frank C Cimino· Jr

Reg. 39945

Patent attorney

Dickstein Shapiro, LLP

Washington, DC · 20006

202-420-3601

Phillip W Citroen

Reg. 66541

Patent agent

Paul Hastings

Washington, DC · 20005

202-551-1991

Christopher B Clare

Reg. 70772

Patent attorney

Clark Hill PLC

Washington, DC · 20004

202-772-0909

Evan M. Clark

Reg. 64836

Patent attorney

Banner & Witcoff

Washington, DC · 20005

202-824-3000

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

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?

2,587 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.