#1Catherine J Kim
Based in IL
Patent Attorneys & Agents in LaSalle County, IL
The top-ranked patent attorneys and agents serving LaSalle County, IL are Catherine J Kim, Matthew P Pasulka and Helen S Cordell. We list 10 patent attorneys and agents serving LaSalle County, IL. 10 of the providers shown match an active record from U.S. Patent and Trademark Office, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Patent Attorneys & Agents serving LaSalle County, IL. 10 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked patent attorneys and agents for LaSalle County
#2Matthew P Pasulka
Based in Peru, IL#3Helen S Cordell
Serves this area from Yorkville, IL (30 mi)#4Mark J Buonaiuto
Serves this area from Yorkville, IL (30 mi)#5Paul George Fina
Serves this area from Yorkville, IL (30 mi)#6Michael C. Vega
Serves this area from DeKalb, IL (39 mi)#7Alan Joseph Hickman (Alan J. Hickman)
Serves this area from IL#8Clyde L Smith (Martin Engineering Company)
Serves this area from IL#9Claire L. Hagrelius
Serves this area from IL#10Steven H Greenfield (Greenfield Invention and Pattent Consulting, Inc.)
Serves this area from IL
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Frequently asked questions
How many patent attorneys and agents serve LaSalle County?
We list 10 patent attorneys and agents serving LaSalle County, IL: 2 based there and 8 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve LaSalle County?
The top-ranked patent attorneys and agents serving LaSalle County, IL are Catherine J Kim, Matthew P Pasulka, Helen S Cordell, Mark J Buonaiuto and Paul George Fina. The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving LaSalle County are verified against official records?
10 of the top 10 match an active official record: Catherine J Kim (U.S. Patent and Trademark Office), Matthew P Pasulka (U.S. Patent and Trademark Office), Helen S Cordell (U.S. Patent and Trademark Office), Mark J Buonaiuto (U.S. Patent and Trademark Office) and Paul George Fina (U.S. Patent and Trademark Office), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What is the difference between a patent attorney and a patent agent?
Both are registered with the USPTO to prepare and prosecute patent applications. Patent attorneys are also licensed lawyers and can handle litigation and other legal matters; agents cannot.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Communities served
Ottawa, Streator, Peru, LaSalle, Mendota, Lake Holiday, Marseilles, Oglesby, Sheridan, Earlville, North Utica, Leland, Tonica, Millington, Dayton, Grand Ridge, Lostant, Naplate, Ransom, Cedar Point, Rutland, Kangley, Troy Grove, Dana, Wedron, Harding, Serena, Leonore, Triumph