South Pasadena, California
Patent attorneys in South Pasadena
South Pasadena, California is home to 7 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid.
Vianne M Castellano
Reg. 55040Patent agent
South Pasadena, CA · 91030
626-308-8377
Timothy Chen
Reg. 64637Patent agent
South Pasadena, CA · 91030
323-340-8473
Stephen F Hallberg
Reg. 64481Patent agent
South Pasadena, CA · 91030
310-425-3716
Matthew C Marlowe
Reg. 55428Patent attorney
South Pasadena, CA · 91030
510-529-6832
Jennifer C Wang
Reg. 78649Patent attorney
South Pasadena, CA · 91030
626-898-3779
Yuan-Hsi Wang
Reg. 84626Patent agent
South Pasadena, CA · 91030
336-779-4371
Wean Khing Wong
Reg. 33561Patent attorney
South Pasadena, CA · 91030
323-257-8822
Common questions
Do patent attorneys in South Pasadena 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 South Pasadena tend to track the broader California legal market.
How many USPTO practitioners list a South Pasadena office?
7 USPTO-registered patent practitioners list a South Pasadena 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 South Pasadena practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A South Pasadena-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.