Patent Attorney
Mark William Croll
Reg. No. 31098
Active
Not accepting new clients
Firm
Law Offices of Mark W. Croll
Law Offices of Mark W. Croll
Location
Chicago, IL 60618
Chicago, IL 60618
Phone
847-420-1005
847-420-1005
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.