ZIP 91780
Patent attorneys in ZIP code 91780 · California
ZIP code 91780 in California has 4 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. Local offices include Law Offices of Richard Chi.
All practitioners
Ying-Ting Chen
Reg. 76975Patent agent
Temple City, CA · 91780
626-818-3145
Richard Chi
Reg. 56325Patent attorney
Law Offices of Richard Chi
Temple City, CA · 91780
626-372-3976
Kayli S. Mak
Reg. 84215Patent agent
Temple City, CA · 91780
626-905-0142
Ya-Lin Sun
Reg. 57378Patent agent
Temple City, CA · 91780
626-448-9448
Common questions
Do patent attorneys in ZIP 91780 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 91780 tend to track the broader California legal market.
How many USPTO practitioners list a ZIP 91780 office?
4 USPTO-registered patent practitioners list a ZIP 91780 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 91780 practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A ZIP 91780-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.