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ZIP 21230

Patent attorneys in ZIP code 21230 · Maryland

ZIP code 21230 in Maryland has 12 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 Under Armour, Inc. and Patent Elements.

All practitioners

Christopher R Alder

Reg. 47383
Patent attorney

Patent Elements

Baltimore, MD · 21230

410-530-4850

Logan Daniel Gibb

Reg. 79574
Patent agent

Textron Systems

Baltimore, MD · 21230

410-703-8645

Ethan T. Goldschen

Reg. 80057
Patent attorney

Baltimore, MD · 21230

443-472-2319

Michael Grendzynski

Reg. 54790
Patent attorney

Under Armour

Baltimore, MD · 21230

410-468-2512

Suraju Daniel J. Kehinde

Reg. 82376
Patent agent

Baltimore, MD · 21230

443-739-0111

Byron P. Marshall· II

Reg. 65857
Patent agent

Baltimore, MD · 21230

202-907-8216

Wesley W Muller

Reg. 50988
Patent attorney

Under Armour, Inc.

Baltimore, MD · 21230

410-843-7629

Tariq S. Najee-ullah

Reg. 76696
Patent agent

Gibraltar Consulting LLC

Baltimore, MD · 21230

800-840-8372

Amol Purohit

Reg. 65547
Patent attorney

Under Armour, Inc.

Baltimore, MD · 21230

1-8-884-27-6687

Brandon L Shue

Reg. 63010
Patent agent

Baltimore, MD · 21230

540-239-4194

Rachel L St Peter

Reg. 47958
Patent attorney

Under Armour, Inc.

Baltimore, MD · 21230

410-454-6759

David L. Washington

Reg. 62265
Patent attorney

Law Offices of David L. Washington

Baltimore, MD · 21230

202-297-9778

Common questions

Do patent attorneys in ZIP 21230 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 21230 tend to track the broader Maryland legal market.
How many USPTO practitioners list a ZIP 21230 office?
12 USPTO-registered patent practitioners list a ZIP 21230 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 21230 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 21230-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.
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