#1Curtis Anthony Henschen (Curtis Anthony Henschen, Attorney at Law)
Based in Sidney, OH
Patent Attorneys & Agents in Shelby County, OH
The top-ranked patent attorneys and agents serving Shelby County, OH are Curtis Anthony Henschen (Curtis Anthony Henschen, Attorney at Law), James V Allen (Emerson Climate Technologies) and Jason M Williams (Crown Equipment Corp.). We list 8 patent attorneys and agents serving Shelby County, OH. 8 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 Shelby County, OH. 8 providers, 8 of the top 8 verified against federal or state records. Registry records checked on 2026-11-04.
Top 8 ranked patent attorneys and agents for Shelby County
#2James V Allen (Emerson Climate Technologies)
Based in Sidney, OH#3Jason M Williams (Crown Equipment Corp.)
Serves this area from OH#4Donald A. Grein Jr.
Serves this area from Troy, OH (21 mi)#5Barbara Joan Haushalter (Law Office of B. Joan Haushalter)
Serves this area from Bellefontaine, OH (24 mi)#6Mark A Navarre (Navarre Law Office L.L.C.)
Serves this area from OH#7Michael A Forhan (Honeywell International, Inc.)
Serves this area from OH#8Hayden F. Phillips
Serves this area from OH
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Frequently asked questions
How many patent attorneys and agents serve Shelby County?
We list 8 patent attorneys and agents serving Shelby County, OH: 2 based there and 6 serving it from nearby. 8 of the top 8 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve Shelby County?
The top-ranked patent attorneys and agents serving Shelby County, OH are Curtis Anthony Henschen (Curtis Anthony Henschen, Attorney at Law), James V Allen (Emerson Climate Technologies), Jason M Williams (Crown Equipment Corp.), Donald A. Grein Jr. and Barbara Joan Haushalter (Law Office of B. Joan Haushalter). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Shelby County are verified against official records?
8 of the top 8 match an active official record: Curtis Anthony Henschen (Curtis Anthony Henschen, Attorney at Law) (U.S. Patent and Trademark Office), James V Allen (Emerson Climate Technologies) (U.S. Patent and Trademark Office), Jason M Williams (Crown Equipment Corp.) (U.S. Patent and Trademark Office), Donald A. Grein Jr. (U.S. Patent and Trademark Office) and Barbara Joan Haushalter (Law Office of B. Joan Haushalter) (U.S. Patent and Trademark Office), and 3 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
Sidney, Fort Loramie, Anna, Jackson Center, Botkins, Russia, Port Jefferson, Newport, Kettlersville, Lockington