IP Library
Patent Agent

Mark Sgantzos

Reg. No. 41427
Active
Not accepting new clients
Firm
SGAN Patent Service
Location
Douglaston, NY 11363
Phone
718-352-1088
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at SGAN Patent Service
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.