Patent Attorney
Mark A Frentrup
Reg. No. 41026
Active
Not accepting new clients
Firm
Harness, Dickey & Pierce, P.L.C.
Harness, Dickey & Pierce, P.L.C.
Location
Troy, MI 48098
Troy, MI 48098
Phone
248-641-1278
248-641-1278
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.