ZIP 20580
Patent attorneys in ZIP code 20580 · District of Columbia
ZIP code 20580 in District of Columbia has 3 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 Federal Trade Commission.
All practitioners
Greta L Burkholder
Reg. 57592Patent attorney
Federal Trade Commission
Washington, DC · 20580
202-326-3225
Karen A Goldman
Reg. 45938Patent attorney
Federal Trade Commission
Washington, DC · 20580
202-326-2574
KimbleAnn C. Verdi
Reg. 79787Patent agent
Federal Trade Commission
NW Washington, DC · 20580
202-326-2490
Common questions
Do patent attorneys in ZIP 20580 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 20580 tend to track the broader District of Columbia legal market.
How many USPTO practitioners list a ZIP 20580 office?
3 USPTO-registered patent practitioners list a ZIP 20580 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 20580 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20580-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.