ZIP 20850

Patent attorneys in ZIP code 20850 · Maryland

ZIP code 20850 in Maryland has 60 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 GSK and National Cancer Institute Technology.

All practitioners

Martha T Lubet

Reg. 47267

Patent agent

National Cancer Institute Technology

Rockville, MD · 20850

240-276-5508

Thomas E Lynch

Reg. 38027

Patent attorney

Rockville, MD · 20850

301-251-0581

Feng Ma

Reg. 82875

Patent attorney

Rockville, MD · 20850

240-888-5169

Romit Majumdar

Reg. 64782

Patent agent

GLAXOSMITHKLINE (GSK)

Rockville, MD · 20850

443-615-2497

Kristy Markos

Reg. 69645

Patent agent

MacroGenics Inc.

Rockville, MD · 20850

240-552-8665

Shaghayegh Morshedian

Reg. 77719

Patent attorney

GSK

Rockville, MD · 20850

202-897-8156

Eric J. I. Myers

Reg. 68546

Patent attorney

GSK

Rockville, MD · 20850

202-235-5306

Joseph E Panigot

Reg. 42057

Patent attorney

MacroGenics, Inc.

Rockville, MD · 20850

301-354-0686

Necois D Penn

Reg. 71188

Patent agent

Rockville, MD · 20850

240-314-4400

Elizabeth M Reichl

Reg. 64866

Patent agent

Human Genome Sciences, Inc.

Rockville, MD · 20850

240-314-4400 X2087

Joan S Rodriguez

Reg. 37707

Patent attorney

Rockville, MD · 20850

301-975-9641

Kenneth J Rose

Reg. 39821

Patent attorney

National Cancer Institute, NIH

Bethesda, MD · 20850

240-276-5509

Jeffrey Allen Rossi

Reg. 52434

Patent agent

Food & Drug Administration

Rockville, MD · 20850

301-594-1307

Joseph James Schuller

Reg. 48708

Patent attorney

GlaxoSmithKline

Rockville, MD · 20850

202-617-7187

Steven J Scott

Reg. 43911

Patent attorney

Sonapat LLC

Rockville, MD · 20850

301-339-1000

Navneet Setlur

Reg. 81428

Patent attorney

Rockville, MD · 20850

713-447-1699

Michele M Shannon

Reg. 47075

Patent agent

Human Genome Sciences INC

Rockville, MD · 20850

301-309-8504

Irina V Shumakovich

Reg. 63822

Patent agent

Rockville, MD · 20850

240-715-1711

Sheldon Jay Singer

Reg. 24519

Patent attorney

Sheldon J. Singer, PA

Rockville, MD · 20850

301-654-6505

W. Brett Stauffer

Reg. 68718

Patent attorney

GSK

Rockville, MD · 20850

703-895-5543

Rebecca Johanna Stephens

Reg. 68381

Patent attorney

GSK

Rockville, MD · 20850

240-268-6184

Cecilia J. Y. Tsang

Reg. 72519

Patent agent

Rockville, MD · 20850

240-899-6646

Craig Evan Walter

Reg. 59409

Patent attorney

Rockville, MD · 20850

240-314-2600

Yun Wei

Reg. 70744

Patent attorney

Otsuka America Pharmaceutical, Inc.

Rockville, MD · 20850

202-663-8045

Laurie W Whitney

Reg. 48572

Patent agent

NIH

Rockville, MD · 20850

240-276-5505

Benfeard L Williams· II

Reg. 77138

Patent agent

National Cancer Institute

Rockville, MD · 20850

240-276-6609

Heather M Wolf

Reg. 80504

Patent attorney

Rockville, MD · 20850

269-548-7909

Jingbo Xiao

Reg. 70214

Patent agent

Rockville, MD · 20850

412-225-4531

Fei You

Reg. 69331

Patent agent

Rockville, MD · 20850

765-409-6405

Daniel H. Zang

Reg. 63180

Patent agent

Rockville, MD · 20850

202-630-1316

Common questions

Do patent attorneys in ZIP 20850 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 20850 tend to track the broader Maryland legal market.

How many USPTO practitioners list a ZIP 20850 office?

60 USPTO-registered patent practitioners list a ZIP 20850 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 20850 practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 20850-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.