ZIP 21114
Patent attorneys in ZIP code 21114 · Maryland
ZIP code 21114 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 Conwell Law LLC.
All practitioners
Phillip D Beckner· Jr.
Reg. 69237Patent agent
Crofton, MD · 21114
410-451-1771
H Robert Field
Reg. 41745Patent attorney
Conwell Law LLC
Crofton, MD · 21114-1337
410-451-2707
Darrin C Gilchrist
Reg. 47595Patent attorney
Crofton, MD · 21114
410-451-4459
Paul A Gottlieb
Reg. 26733Patent attorney
Crofton, MD · 21114
410-212-3182
Joseph A. Narcavage
Reg. 56005Patent agent
Crofton, MD · 21114
410-721-9328
Gregory S Olsen
Reg. 73158Patent attorney
Crofton, MD · 21114
301-832-6739
Common questions
Do patent attorneys in ZIP 21114 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 21114 tend to track the broader Maryland legal market.
How many USPTO practitioners list a ZIP 21114 office?
6 USPTO-registered patent practitioners list a ZIP 21114 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 21114 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 21114-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.