Patent Agent
Michael Costello-Caulkins
Reg. No. 80346
Active
Not accepting new clients
Location
San Carlos, CA 94070
San Carlos, CA 94070
Phone
240-464-3553
240-464-3553
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.