#1Alan Martin Krubiner
Based in CA
Patent Attorneys & Agents in Sonoma County, CA
The top-ranked patent attorneys and agents serving Sonoma County, CA are Alan Martin Krubiner, Albert Milton Crowder Jr (Office Of A. M. Crowder) and Anthony A Sheldon (Medtronic Cardiovascular, Inc.). We list 423 patent attorneys and agents serving Sonoma County, CA. 30 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 Sonoma County, CA. 423 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 Sonoma County
#2Albert Milton Crowder Jr (Office Of A. M. Crowder)
Based in CA#3Anthony A Sheldon (Medtronic Cardiovascular, Inc.)
Based in Larkfield-Wikiup, CA#4Austin G Bosarge (Turning Point Law)
Based in CA#5Beverly J. Bartels
Based in CA#6Bradley L. Schrick
Based in Fulton, CA#7Cassidy L. Martinez
Based in Rohnert Park, CA#8Catherine J Banti
Based in CA#9Christopher D. Pilling (Pilling Intellectual Property, LLC)
Based in CA#10Colton E. Bangs (My Patent Guys)
Based in CA
20 more providers serving this area
- Craig M Stainbrook (Stainbrook & Stainbrook, LLP), Larkfield-Wikiup, CA
- Darlene Wendy Hayes, Graton, CA
- David C Brayton (Law Office of David C. Brayton), CA
- David E Olsen (Olsen Patent Law), CA
- David M Reynolds (Provencher and Flatt LLP), CA
- David P Prueter (Medtronic, Inc.), Larkfield-Wikiup, CA
- Donald Larry Bowman, Cotati, CA
- Douglas B Espenschied (Medtronic), Larkfield-Wikiup, CA
- Elizabeth R Sampson, Forestville, CA
- Eric S Furman (Knobbe, Marten, Olson & Bear, LLP), CA
- Erik C Griswold, CA
- Gary Hoenig, Santa Rosa, CA
- Gianna G Kelly, CA
- Grace R Neibaron (Neibaron Law), CA
- Heidi Wray Noonan, CA
- Heungsoo Choi (Knobbe, Martens, Olson & Bear. LLP), CA
- Ivan E Rozek (Savantek Patent Services), CA
- Jackson L Jaro, CA
- Janis Biksa, Santa Rosa, CA
- Johan Kenneth Eide, CA
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Frequently asked questions
How many patent attorneys and agents serve Sonoma County?
We list 423 patent attorneys and agents serving Sonoma County, CA: 45 based there and 378 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 Sonoma County?
The top-ranked patent attorneys and agents serving Sonoma County, CA are Alan Martin Krubiner, Albert Milton Crowder Jr (Office Of A. M. Crowder), Anthony A Sheldon (Medtronic Cardiovascular, Inc.), Austin G Bosarge (Turning Point Law) and Beverly J. Bartels. The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Sonoma County are verified against official records?
10 of the top 10 match an active official record: Alan Martin Krubiner (U.S. Patent and Trademark Office), Albert Milton Crowder Jr (Office Of A. M. Crowder) (U.S. Patent and Trademark Office), Anthony A Sheldon (Medtronic Cardiovascular, Inc.) (U.S. Patent and Trademark Office), Austin G Bosarge (Turning Point Law) (U.S. Patent and Trademark Office) and Beverly J. Bartels (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 .
Cities in Sonoma County
Communities served
Rohnert Park, Windsor, Healdsburg, Sonoma, Cloverdale, Larkfield-Wikiup, Cotati, Sebastopol, Boyes Hot Springs, Guerneville, Fetters Hot Springs-Agua Caliente, El Verano, Forestville, Sonoma State University, Penngrove, Graton, Temelec, Eldridge, Sea Ranch, Occidental, Monte Rio, Bodega Bay, Geyserville, Kenwood, Glen Ellen, Fulton, Bloomfield, Cazadero, Bodega, Timber Cove, Valley Ford, Jenner, Salmon Creek, Sereno del Mar, Carmet