#1William J Egan III
Based in MT
Patent Attorneys & Agents in Lake County, MT
The top-ranked patent attorneys and agents serving Lake County, MT are William J Egan III, Donald D Mondul (Law Office of Donald D. Mondul) and Robert A. Haupt (Sylvanova Inc). We list 11 patent attorneys and agents serving Lake County, MT. 11 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 Lake County, MT. 11 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 Lake County
#2Donald D Mondul (Law Office of Donald D. Mondul)
Serves this area from MT#3Robert A. Haupt (Sylvanova Inc)
Serves this area from MT#4Yuval C Avniel (Micro Powder Solutions, LLC)
Serves this area from MT#5John F Haffey (Haffey Vap PLLC)
Serves this area from Missoula, MT (53 mi)#6Katherine E Sullivan (Katherine E Sullivan, PLLC)
Serves this area from Missoula, MT (53 mi)#7Mitchell J. W. Vap (Phillips Haffey, P.C.)
Serves this area from Missoula, MT (53 mi)#8Sarah J Rhoades (Rhoades Intellectual Property Law, PLLC)
Serves this area from Missoula, MT (53 mi)#9Zachary A Scott (The University of Montana)
Serves this area from Missoula, MT (54 mi)#10Joel R Penton
Serves this area from MT
1 more providers serving this area
Request quotes
Frequently asked questions
How many patent attorneys and agents serve Lake County?
We list 11 patent attorneys and agents serving Lake County, MT: 1 based there and 10 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 Lake County?
The top-ranked patent attorneys and agents serving Lake County, MT are William J Egan III, Donald D Mondul (Law Office of Donald D. Mondul), Robert A. Haupt (Sylvanova Inc), Yuval C Avniel (Micro Powder Solutions, LLC) and John F Haffey (Haffey Vap PLLC). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Lake County are verified against official records?
10 of the top 10 match an active official record: William J Egan III (U.S. Patent and Trademark Office), Donald D Mondul (Law Office of Donald D. Mondul) (U.S. Patent and Trademark Office), Robert A. Haupt (Sylvanova Inc) (U.S. Patent and Trademark Office), Yuval C Avniel (Micro Powder Solutions, LLC) (U.S. Patent and Trademark Office) and John F Haffey (Haffey Vap PLLC) (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
Polson, Ronan, Pablo, St. Ignatius, Arlee, Woods Bay, Finley Point, Charlo, Lindisfarne, Bear Dance, Jette, Kerr, Turtle Lake, Elmo, Big Arm, Kings Point, Rollins, Rocky Point, Dayton, Swan Lake, Ravalli, Kicking Horse, Lake Mary Ronan