ZIP 20001

Patent attorneys in ZIP code 20001 · District of Columbia

ZIP code 20001 in District of Columbia has 381 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 Finnegan, Henderson, Farabow, Garrett & Dunner, LLP and Covington & Burling LLP.

All practitioners

Scott C Burger

Reg. 78320

Patent agent

Covington and Burling

Washington, DC, DC · 20001

972-838-6855

Adriana L Burgy

Reg. 48564

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

202-408-4345

Jonathan B. Burns

Reg. 51515

Patent attorney

Google LLC

Washington DC, DC · 20001

650-253-0000

Joseph B Cahill

Reg. 80691

Patent attorney

Venable LLP

Washington, DC · 20001

202-344-4201

Nicholas J Camillo

Reg. 76965

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

202-408-4276

Gina L. Campanelli

Reg. 82456

Patent agent

Washington, DC · 20001

415-672-7221

Linlin Cao

Reg. 77642

Patent agent

Baker Botts LLP

Washington, DC · 20001

202-639-7882

Emma L. Capitanelli

Reg. 83158

Patent agent

Washington, DC · 20001

202-699-2956

Nicholas A. Cerulli

Reg. 71900

Patent attorney

Finnegan, Henderson, Farabow, Garrett

Washington, DC · 20001

202-480-4248

John M. Chambers

Reg. 82276

Patent attorney

Washington, DC · 20001

843-421-3537

Devora M. Champa

Reg. 77405

Patent attorney

Arnold & Porter, LLP

Washington, DC, DC · 20001

202-942-5399

Jonathan Chang

Reg. 76059

Patent attorney

Washington, DC · 20001

408-896-4537

Huimin Chen

Reg. 76845

Patent attorney

Arnold & Porter

Washington, DC · 20001

202-942-6119

Yingwei Chen

Reg. 81145

Patent attorney

Jones Day

Washington, DC · 20001

202-879-3939

Marcus A R Childress

Reg. 78207

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

804-921-4644

Brad Yee Chin

Reg. 52738

Patent attorney

Duane Morris LLP

Washington, DC · 20001-4795

202-776-7833

David J. Cho

Reg. 72457

Patent attorney

Covington & Burling LLP

Washington, DC · 20001

202-662-5738

Wonseon Kiersten Choi

Reg. 73012

Patent agent

Covington & Burling LLP

Washington, DC · 20001

202-662-5240

Daniel G Chung

Reg. 63553

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

202-408-4000

Charles T. Collins-Chase

Reg. 78019

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner LLP

Washington, DC · 20001

202-408-4108

Robert Elliott Converse· Jr

Reg. 27432

Patent attorney

Finnegan

Washington, DC · 20001-4413

202-408-4018

James Albert Cooke· III

Reg. 69338

Patent attorney

Nixon Peabody LLP

Washington, DC · 20001-5327

202-585-8326

Catherine C. Corser

Reg. 78188

Patent attorney

Finnegan Henderson Farabow Garrett & Dunner, LLP

Washington, DC · 20001

202-408-6052

Jeffrey L Costellia

Reg. 35483

Patent attorney

Nixon Peabody LLP

Washington, DC · 20001

202-585-8000

Caitlin T Coverstone

Reg. 81980

Patent agent

Finnegan

Washington, DC · 20001

202-408-4129

Allen S. Cross

Reg. 74729

Patent agent

Covington & Burling LLP

Washington, DC · 20001

202-662-6211

Kathleen A Daley

Reg. 36116

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001

202-408-4098

Debarshi R Das

Reg. 55100

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001-4413

202-408-4000

Matthew David

Reg. 77058

Patent attorney

Brownstein Hyatt Farber Schreck

Washington, DC · 20001

202-355-6236

Frank A DeCosta· III

Reg. 41705

Patent attorney

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Washington, DC · 20001-4413

202-408-4012

Common questions

Do patent attorneys in ZIP 20001 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 20001 tend to track the broader District of Columbia legal market.

How many USPTO practitioners list a ZIP 20001 office?

381 USPTO-registered patent practitioners list a ZIP 20001 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 20001 practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20001-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.