ZIP 91377
Patent attorneys in ZIP code 91377 · California
ZIP code 91377 in California has 6 USPTO-registered patent practitioners listed at addresses inside the ZIP. Every practitioner shown holds an active license to practice before the US Patent and Trademark Office.
All practitioners
Liana Guo Bates
Reg. 66821Patent agent
Oak Park, CA · 91377
805-368-5655
Steven Andrew Bowers
Reg. 48235Patent attorney
Oak Park, CA · 91377
202-669-2397
Akshay S Chakravarthy
Reg. 64708Patent agent
Oak Park, CA · 91377
818-618-7055
Stephen C Hansen
Reg. 35180Patent agent
Oak Park, CA · 91377
818-889-2783
Izzat H Izzat
Reg. 69288Patent agent
Oak Park, CA · 91377
661-857-4584
Minda S Wilson
Reg. 52369Patent agent
Oak Park, CA · 91377
818-865-2818
Common questions
Do patent attorneys in ZIP 91377 cost more than the national average?
Patent attorney fees vary primarily by experience and complexity of the invention, not by city. A typical provisional patent application in the US runs $1,500 to $5,000; a non-provisional utility filing runs $5,000 to $15,000. Hourly rates in ZIP 91377 tend to track the broader California legal market.
How many USPTO practitioners list a ZIP 91377 office?
6 USPTO-registered patent practitioners list a ZIP 91377 mailing address on the OEDCI roster. You can sort by firm size and contact each directly using the phone numbers shown.
Can I work with a ZIP 91377 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 91377-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.