ZIP 20033
Patent attorneys in ZIP code 20033 · District of Columbia
ZIP code 20033 in District of Columbia has 6 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 Wenderoth, Lind & Ponack, L.L.P. and Chao & Associates.
All practitioners
Jianping Chao
Reg. 49074Patent attorney
Chao & Associates
Shanghai · 200335
908-522-0503
Jeffrey R Filipek
Reg. 41471Patent attorney
Wenderoth, Lind & Ponack, L.L.P.
Washington, DC · 20033
202-721-8200
David M Ovedovitz
Reg. 45336Patent attorney
Wenderoth, Lind & Ponack, L.L.P.
Washington, DC · 20033-0099
202-721-8200
Walter C Pledger
Reg. 55540Patent attorney
Wenderoth, Lind & Ponack, L.L.P.
Washington, DC · 20033
202-721-8200
P. Ben Wang
Reg. 41420Patent attorney
UNILEVER CHINA
Shanghai · 200335
86--21--2212-5955
Jerray Wei
Reg. 43247Patent attorney
Intel China Ltd.
Shanghai · 200336
862-122-07-1529
Common questions
Do patent attorneys in ZIP 20033 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 20033 tend to track the broader District of Columbia legal market.
How many USPTO practitioners list a ZIP 20033 office?
6 USPTO-registered patent practitioners list a ZIP 20033 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 20033 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20033-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.