#1Ajay Singh
Based in San Rafael, CA
Patent Attorneys & Agents in Marin County, CA
The top-ranked patent attorneys and agents serving Marin County, CA are Ajay Singh, Amy L. Greywitt (Smith Baluch LLP) and Amy S Manning (Amy Manning). We list 1247 patent attorneys and agents serving Marin 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 Marin County, CA. 1247 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 Marin County
#2Amy L. Greywitt (Smith Baluch LLP)
Based in Larkspur, CA#3Amy S Manning (Amy Manning)
Based in Tiburon, CA#4Anand Viswanathan (BioMarin Pharmaceutical, Inc.)
Based in Novato, CA#5Anita Melikian (Anita Melikian Consulting, LLC)
Based in CA#6Asif U. Ghias
Based in Novato, CA#7Bowen Liu (BioMarin Pharmaceutical Inc.)
Based in Novato, CA#8Brett M. Corbett (CorePatents, L.P.)
Based in San Rafael, CA#9Brian C Leubitz (c/o Seeger Devine, LLP)
Based in San Rafael, CA#10Bryan D Chu
Based in Tiburon, CA
20 more providers serving this area
- Charles P Litchfield, CA
- Christopher G. De Vry (BioMarin Pharmaceutical, Inc.), Novato, CA
- Chung L Feng, CA
- Corwin Ray Horton, Kentfield, CA
- Daniel Benjamin Borson (Borson Law Group, PC), CA
- David Eugene Lovejoy, Novato, CA
- David Schnapf, Kentfield, CA
- David S Dolberg (Law Office of David Dolberg, Esq., Ph.D.), Kentfield, CA
- Dawn L Farber, CA
- Ellen Lauver Weber, CA
- Eric K Voelk (BioMarin Pharmaceutical Inc.), Novato, CA
- Foojan Funk, San Rafael, CA
- Gerald P Parsons, CA
- Heather F Auyang, Mill Valley, CA
- Isabelle Chae, Tiburon, CA
- John F. Cruikshank III (Cruikshank and Cruikshank), CA
- John S Sundsmo (BioMEDPATENT), CA
- Kathleen Anne Frost, Larkspur, CA
- Keith R Bogdon (Coalesce Corporation), CA
- Kelly A Harradine (BioMarin Pharmaceutical Inc.), Novato, CA
Request quotes
Frequently asked questions
How many patent attorneys and agents serve Marin County?
We list 1247 patent attorneys and agents serving Marin County, CA: 59 based there and 1188 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 Marin County?
The top-ranked patent attorneys and agents serving Marin County, CA are Ajay Singh, Amy L. Greywitt (Smith Baluch LLP), Amy S Manning (Amy Manning), Anand Viswanathan (BioMarin Pharmaceutical, Inc.) and Anita Melikian (Anita Melikian Consulting, LLC). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Marin County are verified against official records?
10 of the top 10 match an active official record: Ajay Singh (U.S. Patent and Trademark Office), Amy L. Greywitt (Smith Baluch LLP) (U.S. Patent and Trademark Office), Amy S Manning (Amy Manning) (U.S. Patent and Trademark Office), Anand Viswanathan (BioMarin Pharmaceutical, Inc.) (U.S. Patent and Trademark Office) and Anita Melikian (Anita Melikian Consulting, LLC) (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 Marin County
Communities served
Mill Valley, Larkspur, San Anselmo, Tamalpais-Homestead Valley, Corte Madera, Tiburon, Fairfax, Sausalito, Kentfield, Lucas Valley-Marinwood, Strawberry, Santa Venetia, Marin City, Sleepy Hollow, Ross, Belvedere, Lagunitas-Forest Knolls, Bolinas, Black Point-Green Point, Woodacre, Inverness, Point Reyes Station, Alto, Stinson Beach, San Geronimo, Muir Beach, Dillon Beach, Tomales, Nicasio