ZIP 20528
Patent attorneys in ZIP code 20528 · District of Columbia
ZIP code 20528 in District of Columbia has 4 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 U.S. Department of Homeland Security and Department of Homeland Security.
All practitioners
Anjam Aziz
Reg. 73805Patent attorney
U.S. Department of Homeland Security
Washington, DC · 20528
202-254-6975
Ivan K Fong
Reg. 41757Patent attorney
U.S. Department of Homeland Security
Washington, DC · 20528
202-282-8359
Kelly G Hyndman
Reg. 39234Patent attorney
U.S. Department of Homeland Security
Washington, DC · 20528-0485
202-254-5322
Rosemary James
Reg. 70257Patent attorney
Department of Homeland Security
Washington, DC · 20528
202-254-6133
Common questions
Do patent attorneys in ZIP 20528 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 20528 tend to track the broader District of Columbia legal market.
How many USPTO practitioners list a ZIP 20528 office?
4 USPTO-registered patent practitioners list a ZIP 20528 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 20528 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20528-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.