IP Library
Patent Agent

Marcella A. Billstrom Schroeder

Reg. No. 73322
Active
Not accepting new clients
Firm
Zilka-Kotab, PC
Location
San Jose, CA 95112
Phone
408-971-2573
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at Zilka-Kotab, PC
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.