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 Cooley LLP and Morgan Lewis.

All practitioners

Mark Koehn

Reg. 46271

Patent attorney

LATHAM & WATKINS LLP

Washington, DC · 20004-1304

202-637-2186

Taegon Kong

Reg. 83899

Patent attorney

Bryan Cave Leighton Paisner LLP

Washington, DC · 20004-1357

202-508-6028

Patrick R Koren

Reg. 63633

Patent attorney

Harvest IP Law LLP

Washington, DC · 20004

614-506-7983

Jill F. Kozumbo

Reg. 78664

Patent agent

Cooley LLP

Washington, DC · 20004-2400

202-962-8384

Catherine M Krupka

Reg. 46227

Patent attorney

Sutherland Asbill & Brennan LLP

Washington, DC · 20004

202-383-0248

Akosua P Kyereme-Tuah

Reg. 77391

Patent attorney

DC, DC · 20004

000-000-0000

Daniel J Lass

Reg. 78523

Patent agent

Robinson & Cole LLP

Washington, DC · 20004

771-213-5604

Tyler B Latcham

Reg. 78177

Patent attorney

Latham & Watkins LLP

Washington, DC · 20004

202-637-3392

Joseph Philip Lavelle

Reg. 31036

Patent attorney

DLA Piper LLP

Washington, DC · 20004

202-799-4780

Teresa A Lavenue

Reg. 47737

Patent attorney

Hogan Lovells US LLP

Washington, DC · 20004

202-637-6459

Hosang Lee

Reg. 69333

Patent attorney

Morgan Lewis

Washington, DC · 20004

202-937-5142

Leslie A Lee

Reg. 66644

Patent attorney

Venable LLP

Washington, DC · 20004-1401

202-344-4480

Justin A. H. Leh

Reg. 73152

Patent agent

Washington, DC · 20004

615-268-1136

Hongjuan Li

Reg. 79052

Patent agent

Bryan Cave Leighton Paisner

Washington, DC · 20004

202-508-6141

Sen Sam Li

Reg. 54271

Patent attorney

Arnold and Porter

Washington, DC · 20004-1206

202-942-6519

Weishi Li

Reg. 53217

Patent attorney

O'Melveny & Myers LLP

Shanghai · 200040

862-123-077048

Jiaqi Liu

Reg. 83801

Patent agent

DLA Piper LLP (US)

Washington, DC · 20004

202-799-4049

Nicholas G Lockhart

Reg. 72588

Patent attorney

Cooley LLP

Washington, DC · 20004-2400

202-842-7800

Janice Hyeseung Logan

Reg. 64526

Patent agent

Morgan Lewis

Washington, DC · 20004

202-439-5234

Enrique Diego Longton

Reg. 47304

Patent attorney

Longton IP Law PLLC

Washington, DC · 20004

202-468-5487

Richard A Lowry

Reg. 70306

Patent attorney

Latham & Watkins

Washington, DC · 20004-1304

202-637-2108

John C Luce

Reg. 34378

Patent attorney

Jacobson Holman PLLC

Washington, DC · 20004

202-638-6666

Yanan Jenny Luo

Reg. 54284

Patent attorney

Sanofi

Shanghai · 200040

+86-216-2881616

Jamie R Lynn

Reg. 63666

Patent attorney

Baker Botts L.L.P.

Washington, DC · 20004

202-639-7786

Ann M Mace

Reg. 54289

Patent attorney

Crowell & Moring LLP

Washington, DC · 20004

202-624-2711

Kassity L Mai

Reg. 68774

Patent attorney

Cooley LLP

Washington, DC · 20004-2400

202-452-8800

Seth A Mailhot

Reg. 50570

Patent attorney

Nixon Peabody LLP

Washington, DC · 20004-2128

202-585-8196

Scott D Malpede

Reg. 32533

Patent agent

Fitzpatrick, Cella, Harper & Scinto

Washington, DC · 20004-1405

202-530-1010

Brian J. Marstall

Reg. 73023

Patent attorney

Michael Best & Friedrich LLP

Washington, DC · 20004

202-747-9563

Thomas C. Martin

Reg. 57677

Patent attorney

Baker Botts LLP

Washington, DC · 20004-2400

202-639-7752

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.