#1Margarita Lopez
Serves this area from Lancaster, CA (2 mi)
Patent Attorneys & Agents in Lancaster, CA
The top-ranked patent attorneys and agents serving Lancaster, CA are Margarita Lopez, Michael R Diekmann and JoJo C. Caro. We list 2859 patent attorneys and agents serving Lancaster, 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 Lancaster, CA (Los Angeles County). 2859 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 Lancaster
#2Michael R Diekmann
Serves this area from CA#3JoJo C. Caro
Serves this area from CA#4Bredt D Martin (Bredt D. Martin Esq.)
Serves this area from CA#5Daniel F Sullivan
Serves this area from CA#6Edita Yesayan
Serves this area from CA#7Rebecca M. Ho
Serves this area from Santa Clarita, CA (24 mi)#8Anthony P Zuttarelli (US Air Force)
Serves this area from CA#9David F. Jacobs (US Air Force)
Serves this area from CA#10Sean B Bedford (Masten Space Systems)
Serves this area from Mojave, CA (26 mi)
20 more providers serving this area
- Brian J Springer, Santa Clarita, CA (26 mi)
- David H. Miller, Santa Clarita, CA (26 mi)
- Michael J Stift, Santa Clarita, CA (26 mi)
- Mohamed A Youssef, Santa Clarita, CA (26 mi)
- David Hong (Law Office Of David Hong), Santa Clarita, CA (27 mi)
- Jennifer J Lee (Tropical Lab Productions LLC), Santa Clarita, CA (27 mi)
- Oleh J. Zajac (Alfred E. Mann Foundation for Scientific), Santa Clarita, CA (27 mi)
- Sona Mkrtichyan, CA
- Robin M Plachy (Abbott Laboratories), Santa Clarita, CA (27 mi)
- Carlos Espinoza (Abbott), CA
- Derrick William Reed (St Jude Medical CRMD), CA
- Rina L. Yoo, CA
- Scott Dunbar (Second Sight Medical Products, Inc.), CA
- Albert K Kau (Boston Scientific Corporation), Santa Clarita, CA (30 mi)
- Brian M Pacilio (Alfred E Mann Foundation), Santa Clarita, CA (30 mi)
- Bryant R Gold (Valencia Technologies Corporation), Santa Clarita, CA (30 mi)
- Daniel C Mallery, Santa Clarita, CA (30 mi)
- Eric S Chen (Alfred Mann Foundation), Santa Clarita, CA (30 mi)
- Martin Fruitman, Santa Clarita, CA (30 mi)
- Mary E. Bush (Advanced Bionics), Santa Clarita, CA (30 mi)
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Frequently asked questions
How many patent attorneys and agents serve Lancaster?
We list 2859 patent attorneys and agents serving Lancaster, CA: 0 based there and 2859 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 Lancaster?
The top-ranked patent attorneys and agents serving Lancaster, CA are Margarita Lopez, Michael R Diekmann, JoJo C. Caro, Bredt D Martin (Bredt D. Martin Esq.) and Daniel F Sullivan. The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Lancaster are verified against official records?
10 of the top 10 match an active official record: Margarita Lopez (U.S. Patent and Trademark Office), Michael R Diekmann (U.S. Patent and Trademark Office), JoJo C. Caro (U.S. Patent and Trademark Office), Bredt D Martin (Bredt D. Martin Esq.) (U.S. Patent and Trademark Office) and Daniel F Sullivan (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 .