ZIP 20670
Patent attorneys in ZIP code 20670 · Maryland
ZIP code 20670 in Maryland 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 Department of Navy-Navair, NAWC-AD and Department of Navy.
All practitioners
Charles D Buskey
Reg. 46592Patent attorney
Department of Navy-Navair, NAWC-AD
Patuxent River, MD · 20670
301-757-9673
Rohit K Dewan
Reg. 74007Patent attorney
Department of Navy
Patuxent River, MD · 20670
240-561-1122
Mark O Glut
Reg. 38161Patent attorney
Department of Navy- Navair, NAWC-AD
Patuxent River, MD · 20670
301-757-0582
Timothy R. Pyzik· Jr.
Reg. 71536Patent attorney
NAVAIR Office of General Counsel
Patuxent River, MD · 20670-1547
301-342-2157
Common questions
Do patent attorneys in ZIP 20670 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 20670 tend to track the broader Maryland legal market.
How many USPTO practitioners list a ZIP 20670 office?
4 USPTO-registered patent practitioners list a ZIP 20670 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 20670 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20670-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.