Persoona.ai

Lemont, Illinois

Patent attorneys in Lemont

Lemont, Illinois is home to 10 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 U.S. Department of Energy, Argonne National Laboratory, and Jeffrey M. Hoster Ltd..

Andrew Y. Choi

Reg. 79793
Patent attorney

U.S. Department of Energy

Lemont, IL · 60439

301-363-0610

Norval B Galloway· III

Reg. 33595
Patent attorney

Lemont, IL · 60439

630-243-1028

Timothy Louis Harney

Reg. 38174
Patent attorney

U.S. Department of Energy

Lemont, IL · 60439

331-444-0618

Jeffrey Michael Hoster

Reg. 32240
Patent attorney

Jeffrey M. Hoster Ltd.

Lemont, IL · 60439

630-243-6610

Jinwon Jung

Reg. 60912
Patent attorney

Argonne National Laboratory

Lemont, IL · 60439

630-252-6631

Aaron R Keith

Reg. 72089
Patent attorney

United States Department of Energy

Lemont, IL · 60439

847-809-2045

Ivan Tomov Kirchev

Reg. 70671
Patent attorney

Argonne National Laboratory

Lemont, IL · 60439

630-252-9099

Charles A. Lutzow· III

Reg. 71599
Patent agent

US Department of Energy

Lemont, IL · 60439

630-252-2446

Andrew C Stark

Reg. 65742
Patent attorney

U.S. Department of Energy

Lemont, IL · 60439

301-828-9521

Pranava Upadrashta

Reg. 81551
Patent attorney

Lemont, IL · 60439

630-252-4606

Common questions

Do patent attorneys in Lemont 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 Lemont tend to track the broader Illinois legal market.
How many USPTO practitioners list a Lemont office?
10 USPTO-registered patent practitioners list a Lemont 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 Lemont practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A Lemont-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.
build 4315ed5 · 2026-05-22 16:20 EDT