#1Anthony Travis Whittington (IdeaParlor Legal P.C.)
Serves this area from Oceanside, CA (2 mi)
Patent Attorneys & Agents in Oceanside, CA
The top-ranked patent attorneys and agents serving Oceanside, CA are Anthony Travis Whittington (IdeaParlor Legal P.C.), Cy J Bates (Coastal Patent Law Group, PC) and Daniel T Hamling. We list 2653 patent attorneys and agents serving Oceanside, 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 Oceanside, CA (San Diego County). 2653 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 Oceanside
#2Cy J Bates (Coastal Patent Law Group, PC)
Serves this area from Oceanside, CA (2 mi)#3Daniel T Hamling
Serves this area from Oceanside, CA (2 mi)#4Elaine H Lo
Serves this area from Oceanside, CA (2 mi)#5Erik P Johnson (Doubloon Diagnostic Consulting)
Serves this area from Oceanside, CA (2 mi)#6Matthew Gerpheide
Serves this area from Oceanside, CA (2 mi)#7N Paul Klaas
Serves this area from Oceanside, CA (2 mi)#8Parise M Yorke (IdeaParlor Legal P.C.)
Serves this area from Oceanside, CA (2 mi)#9William J Campbell (William J. Campbell, Esq.)
Serves this area from Oceanside, CA (2 mi)#10Steven W Webb (Law Offices of Steven W. Webb)
Serves this area from Oceanside, CA (2 mi)
20 more providers serving this area
- Tiffany M Baughman, Oceanside, CA (2 mi)
- Miranda R. Nasri, CA
- Richard Thomas Ito (Nitto Denko Technical Corporation), CA
- Seungjoo Yi (Nitto Denko Technical Corporation), CA
- Terence Yen, CA
- Don Erickson (Law Office), Oceanside, CA (4 mi)
- Manuel J Rodriguez Jr, Oceanside, CA (4 mi)
- Virginia Tanis Dela Cruz, Vista, CA (4 mi)
- Adrianna P. P. Zhang (Ionis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Charles D Turner (Ionis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Clifford E Ford (Isis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Jamieson W Sheffield, Carlsbad, CA (4 mi)
- Jason D Ferrone (Isis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Joshua M Lee (Ionis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Julie A Hopper (Ionis Pharmaceuticals), Carlsbad, CA (4 mi)
- Kam-Cheong A Tsoi, Carlsbad, CA (4 mi)
- Lucy Lin (Ionis Pharmaceuticals), Carlsbad, CA (4 mi)
- Lynn M Warren Stewart (Ionis Pharmaceuticals, Inc.), Carlsbad, CA (4 mi)
- Mike S Kim (Acushnet Company), Carlsbad, CA (4 mi)
- Nancy Ann Oleski (Verdezyne Inc.), Carlsbad, CA (4 mi)
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Frequently asked questions
How many patent attorneys and agents serve Oceanside?
We list 2653 patent attorneys and agents serving Oceanside, CA: 0 based there and 2653 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 Oceanside?
The top-ranked patent attorneys and agents serving Oceanside, CA are Anthony Travis Whittington (IdeaParlor Legal P.C.), Cy J Bates (Coastal Patent Law Group, PC), Daniel T Hamling, Elaine H Lo and Erik P Johnson (Doubloon Diagnostic Consulting). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Oceanside are verified against official records?
10 of the top 10 match an active official record: Anthony Travis Whittington (IdeaParlor Legal P.C.) (U.S. Patent and Trademark Office), Cy J Bates (Coastal Patent Law Group, PC) (U.S. Patent and Trademark Office), Daniel T Hamling (U.S. Patent and Trademark Office), Elaine H Lo (U.S. Patent and Trademark Office) and Erik P Johnson (Doubloon Diagnostic Consulting) (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 .