#1Arthur E Leach
Serves this area from Glendora, CA (2 mi)
Patent Attorneys & Agents in Glendora, CA
The top-ranked patent attorneys and agents serving Glendora, CA are Arthur E Leach, Cheuk Hang Kevin Cheung and Michael T Smith (Michael T. Smith, Esq., Attorney at Law). We list 2859 patent attorneys and agents serving Glendora, 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 Glendora, 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 Glendora
#2Cheuk Hang Kevin Cheung
Serves this area from Glendora, CA (2 mi)#3Michael T Smith (Michael T. Smith, Esq., Attorney at Law)
Serves this area from Glendora, CA (2 mi)#4Nelle S Paegel (Law Offices of Nelle S. Paegel)
Serves this area from Glendora, CA (2 mi)#5Jenny Lee (Westin Automotive Products, Inc.)
Serves this area from San Dimas, CA (3 mi)#6Melanius D'Souza
Serves this area from San Dimas, CA (3 mi)#7Richard W Rauseo
Serves this area from San Dimas, CA (3 mi)#8Ronald Ugolick
Serves this area from San Dimas, CA (3 mi)#9David C Kao
Serves this area from CA#10Diane L Gardner (Mastermind IP Law P.C.)
Serves this area from Covina, CA (5 mi)
20 more providers serving this area
- Kimberly K Trinkaus, La Verne, CA (5 mi)
- Nelson K. An, La Verne, CA (5 mi)
- Panqing He (ChemEOR, Inc.), Covina, CA (5 mi)
- James G Warren (P.K. Schrieffer LLP), West Covina, CA (6 mi)
- James M Slominski (Law Office), West Covina, CA (6 mi)
- Joe Nieh, West Covina, CA (6 mi)
- John W Coursen (Structural Composites Industries), Pomona, CA (6 mi)
- Mary A Mashruwala (Prolacta Bioscience), Duarte, CA (6 mi)
- Matthew J. Grunseth (City of Hope), Duarte, CA (6 mi)
- Michael G. Garelick (Prolacta Bioscience), Duarte, CA (6 mi)
- Sangeeta B Cook (Beckman Research Institute of the City of Hope), Duarte, CA (6 mi)
- Michael O Rasmussen, Bradbury, CA (7 mi)
- Shihning Wang (Premium Attorneys-at-Law), West Covina, CA (7 mi)
- Hsueh-Li Yang, Walnut, CA (8 mi)
- Antonio D Quirante, Baldwin Park, CA (8 mi)
- Edward O Ansell, Claremont, CA (8 mi)
- Harold S Gault, Claremont, CA (8 mi)
- Jay R Akhave, Claremont, CA (8 mi)
- Shao-Po Wu (Law Offices Of Shao-po Wu), Claremont, CA (8 mi)
- Shiyan Chen, Claremont, CA (8 mi)
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Frequently asked questions
How many patent attorneys and agents serve Glendora?
We list 2859 patent attorneys and agents serving Glendora, 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 Glendora?
The top-ranked patent attorneys and agents serving Glendora, CA are Arthur E Leach, Cheuk Hang Kevin Cheung, Michael T Smith (Michael T. Smith, Esq., Attorney at Law), Nelle S Paegel (Law Offices of Nelle S. Paegel) and Jenny Lee (Westin Automotive Products, Inc.). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Glendora are verified against official records?
10 of the top 10 match an active official record: Arthur E Leach (U.S. Patent and Trademark Office), Cheuk Hang Kevin Cheung (U.S. Patent and Trademark Office), Michael T Smith (Michael T. Smith, Esq., Attorney at Law) (U.S. Patent and Trademark Office), Nelle S Paegel (Law Offices of Nelle S. Paegel) (U.S. Patent and Trademark Office) and Jenny Lee (Westin Automotive Products, Inc.) (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 .