ZIP 01821

Patent attorneys in ZIP code 01821 · Massachusetts

ZIP code 01821 in Massachusetts has 28 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 E Ink Corporation and Cabot Corporation.

All practitioners

Zhen Bao

Reg. 70954

Patent attorney

E Ink Corporation

Billerica, MA · 01821

617-499-6121

Maria Teresa Bautista

Reg. 52516

Patent attorney

Cabot Corporation

Billerica, MA · 01821

978-670-6191

Brian D Bean

Reg. 61565

Patent attorney

E Ink Corporation

Billerica, MA · 01821

617-499-6130

Gerald M Bluhm

Reg. 44035

Patent attorney

HoustonHogle LLP

Billerica, MA · 01821-3571

978-493-6006

David John Cole

Reg. 29629

Patent attorney

Intellectual Property Department

Billerica, MA · 01821-4165

617-499-6069

Ioannis C Constantinides

Reg. 73549

Patent attorney

E Ink Corporation

Billerica, MA · 01821

617-499-6143

Jason M DiMedio

Reg. 78722

Patent agent

HoustonHogle LLP

Billerica, MA · 01821

617-895-8170

Colin C Durham

Reg. 52843

Patent attorney

Entegris, Inc.

Billercia, MA · 01821

978-436-6588

Jack A. Ekchian

Reg. 76344

Patent agent

ClearMotion, Inc.

Billerica, MA · 01821

617-901-7043

Jeanne A Fiore

Reg. 36908

Patent attorney

Pharmalucence, Inc.

Billerica, MA · 01821

781-275-7120

John T Haran· III

Reg. 58010

Patent attorney

Cabot Corporation

Billerica, MA · 01821

978-670-6922

Doreen Marie Hogle

Reg. 36361

Patent attorney

HoustonHogle LLP

Billerica, MA · 01821

617-320-2859

Joseph Grant Houston

Reg. 35900

Patent attorney

Houston & Associates, LLP

Billerica, MA · 01821

781-454-7762

Hoyeon Im

Reg. 83849

Patent agent

Billerica, MA · 01821

424-302-3844

Kathryn M Kizer

Reg. 51628

Patent attorney

EMD Serono

Billerica, MA · 01821

978-294-1325

Yanda Lei

Reg. 74166

Patent agent

Factorial Inc.

Billerica, MA · 01821

617-315-9733

George M Medeiros

Reg. 31543

Patent attorney

Milik and Medeiros PA

Billerica, MA · 01821

978-663-3467

Robert Lang Nathans

Reg. 19558

Patent attorney

Billerica, MA · 01821

978-667-3060

Tu N Nguyen

Reg. 42934

Patent agent

Cabot Corporation

Billerica, MA · 01821

978-670-6922

Knoelle A. F. Petrocelli

Reg. 62436

Patent agent

Bruker Biospin

Billerica, MA · 01821

978-667-9580 X3512

John E Pillion

Reg. 52122

Patent agent

Entegris, Inc.

Billerica, MA · 01821

978-436-6694

Valarie Benezra Rosen

Reg. 45698

Patent attorney

Cabot Corporation

Billerica, MA · 01821

978-670-7027

Nicholas J Sisti

Reg. 54453

Patent attorney

EMD Serono

Billerica, MA · 01821

978-435-1460

Anabela C Taylor

Reg. 38999

Patent attorney

HoustonHogle LLP

Billerica, MA · 01821

978-760-0321

Kyle Turley

Reg. 57197

Patent attorney

Baker Hughes

Billerica, MA · 01821

978-437-1441

Rajesh Vallabh

Reg. 35761

Patent attorney

E Ink Corporation

Billerica, MA · 01821-4165

617-499-6084

John A Wright

Reg. 52452

Patent agent

Billerica, MA · 01821

781-363-3866

Lee P Yezek

Reg. 75046

Patent agent

E-Ink Corporation

Billerica, MA · 01821

617-499-6125

Common questions

Do patent attorneys in ZIP 01821 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 01821 tend to track the broader Massachusetts legal market.

How many USPTO practitioners list a ZIP 01821 office?

28 USPTO-registered patent practitioners list a ZIP 01821 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 01821 practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 01821-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.