Chicago, Illinois

Patent attorneys in Chicago

Chicago, Illinois is home to 1,891 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid. Local firms with the most USPTO-registered practitioners include Duane Morris LLP, The Law Offices of Eugene M. Cummings, P.C., and McDonald Hopkins LLC.

Konstantinos T Muhtaris

Reg. 62720

Patent agent

Chicago, IL · 60640

847-997-1711

Christopher L. Mulkey

Reg. 66651

Patent attorney

Chicago, IL · 60657

702-281-6950

Evan J Muller

Reg. 78063

Patent attorney

Duane Morris LLP

Chicago, IL · 60603-3433

312-499-6709

Brandon C Munden

Reg. 77995

Patent agent

Chicago, IL · 60660

832-584-8982

David M Mundt

Reg. 41207

Patent attorney

The Law Offices of Eugene M. Cummings, P.C.

Chicago, IL · 60606

312-984-0144

John E Munro

Reg. 66864

Patent attorney

Duane Morris LLP

Chicago, IL · 60603

312-499-6786

James P Muraff

Reg. 39785

Patent attorney

McDonald Hopkins LLC

Chicago, IL · 60654

312-371-6265

James P Murphy

Reg. 40741

Patent attorney

McAndrews Held & Malloy, Ltd

Chicago, IL · 60661

312-775-8000

Jeremy E. Murphy

Reg. 81520

Patent attorney

Troutman Pepper Locke LLP

Chicago, IL · 60606

312-443-0546

Mark J Murphy

Reg. 34225

Patent attorney

HuschBlackwell LLP

Chicago, IL · 60606

312-526-1533

Adrian J Murray

Reg. 44251

Patent agent

Brinks Gilson & Lione

Chicago, IL · 60611

312-321-4229

Navaneeth K. Murthy

Reg. 81099

Patent agent

Chicago, IL · 60607

972-835-9711

Sanjay Krishna Murthy

Reg. 45976

Patent attorney

Taft Stettinius & Hollister LLP

Chicago, IL · 60601

312-966-8576

Adil M Musabji

Reg. 58728

Patent attorney

HERE North America, LLC

Chicago, IL · 60606

312-208-4155

Katie B Musial

Reg. 902883

Limited recognition

Northwestern Pritzker School of Law

Chicago, IL · 60611

702-460-3284

James B Muskal

Reg. 22797

Patent attorney

Leydig, Voit and Mayer LTD

Chicago, IL · 60601

312-616-5600

Carl E Myers

Reg. 62186

Patent attorney

The Law Offices of Carl E. Myers

Chicago, IL · 60601

312-267-0406

Jennifer V Nacht

Reg. 82833

Patent attorney

Greer, Burns & Crain, Ltd

Chicago, IL · 60606

312-360-0080

Vera A. Nackovic

Reg. 59388

Patent attorney

Mayer, Brown, Rowe & Maw

Chicago, IL · 60606

312-701-8115

Himani S. Nadgauda

Reg. 75917

Patent agent

Michael Best & Friedrich LLP

Chicago, IL · 60606

312-596-5855

Marsha Ferziger Nagorsky

Reg. 41743

Patent attorney

University Of Chicago Law School

Chicago, IL · 60637

773-834-5958

Dickran J Nahikian

Reg. 60041

Patent attorney

Nahikian Global IP & Tech Group

Chicago, IL · 60614

312-399-3099

Mark John Nahnsen

Reg. 51093

Patent attorney

Barnes & Thornburg LLP

Chicago, IL · 60690-2786

312-357-1313

Margaux L Nair

Reg. 68897

Patent attorney

Mars Wrigley

Chicago, IL · 60642

773-712-8674

James J Napoli

Reg. 32361

Patent attorney

Marshall, Gerstein & Borun LLP

Chicago, IL · 60606

312-474-6300

Muhammad A Nasir

Reg. 54909

Patent agent

Chicago, IL · 60601

312-946-1552

James P Naughton

Reg. 30665

Patent attorney

Crowell & Moring LLP

Chicago, IL · 60611

312-321-4723

Erica Navar

Reg. 61711

Patent attorney

POLSINELLI PC

Chicago, IL · 60606

312-819-1900

Richard E Nawracaj

Reg. 52495

Patent attorney

Entwistle and Cappucci LLC

Chicago, IL · 60606

312-474-7976

Christopher P Neahring

Reg. 53373

Patent agent

Chicago, IL · 60690

312-451-8897

Common questions

Do patent attorneys in Chicago 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 Chicago tend to track the broader Illinois legal market.

How many USPTO practitioners list a Chicago office?

1,891 USPTO-registered patent practitioners list a Chicago 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 Chicago practitioner remotely?

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