Patent Attorney
Matthew A. Warner-Blankenship
Reg. No. 69276
Active
Not accepting new clients
Firm
Davis Brown Law Firm
Davis Brown Law Firm
Location
Des Moines, IA 50309
Des Moines, IA 50309
Phone
515-246-7805
515-246-7805
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.