Patent Attorney
William C Grabarek
Reg. No. 29923
Active
Not accepting new clients
Location
Elburn, IL 60119-8022
Elburn, IL 60119-8022
Phone
630-253-7555
630-253-7555
Registration Type
ATTORNEY
ATTORNEY
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.