Patent Agent
Stephen F Hallberg
Reg. No. 64481
Active
Not accepting new clients
Location
South Pasadena, CA 91030
South Pasadena, CA 91030
Phone
310-425-3716
310-425-3716
Registration Type
AGENT
AGENT
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.