Patent Attorney
Donna C Hellman
Reg. No. 47640
Active
Not accepting new clients
Firm
Michigan Supreme Court
Michigan Supreme Court
Location
Lansing, MI 48915
Lansing, MI 48915
Phone
517-373-5532
517-373-5532
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.