ZIP 21204
Patent attorneys in ZIP code 21204 · Maryland
ZIP code 21204 in Maryland 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 Hodes, Pessin & Katz, P.A. and Oliver & Grimsley, LLC.
All practitioners
Robert M Gamson
Reg. 32986Patent attorney
Hodes, Pessin & Katz, P.A.
Baltimore, MD · 21204
410-769-6145
Larry J Guffey
Reg. 37048Patent attorney
Towson, MD · 21204
410-659-9550
Pamela Kayatta Riewerts
Reg. 69702Patent attorney
Oliver & Grimsley, LLC
Towson, MD · 21204
443-541-5680
Brooke Schumm· III
Reg. 34926Patent attorney
Levin Gann, P.A.
Towson, MD · 21204
410-321-4653
Ruth F Vadi
Reg. 61728Patent attorney
Hodes, Pessin & Katz, P.A.
Towson, MD · 21204
410-913-6464
Bryant Lamont Young
Reg. 49073Patent attorney
Hopkins & Young, LLC
Towson, MD · 21204
410-624-2707
Common questions
Do patent attorneys in ZIP 21204 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 21204 tend to track the broader Maryland legal market.
How many USPTO practitioners list a ZIP 21204 office?
6 USPTO-registered patent practitioners list a ZIP 21204 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 21204 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 21204-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.