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 Baker Botts LLP.
All practitioners
Tina J Yang
Reg. 68838Patent attorney
Baker Botts LLP
Washington, DC · 20004
202-639-1112
Betty R Yu
Reg. 69462Patent agent
Harvest IP Law LLP
Washington, DC · 20004
202-787-5887
Xiaozhen Yu
Reg. 75031Patent attorney
Cooley LLP
Washington, DC · 20004-2400
202-728-7127
David Yun
Reg. 82545Patent attorney
Cooley LLP
Washington, DC · 20004-2400
301-943-2730
John D Zele
Reg. 39887Patent attorney
Morgan, Lewis & Bockius LLP
Washington, DC · 20004
202-739-3000
Zhipeng Zheng
Reg. 80739Patent attorney
Cooley LLP
Washington, DC · 20004
202-776-2043
David A. Zucker
Reg. 74095Patent attorney
Latham & Watkins LLP
Washington, DC · 20004
202-637-2200
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.