IP Library
Patent Agent

Rowena M. Held

Reg. No. 80484
Active
Not accepting new clients
Firm
Kolisch Hartwell, P.C.
Location
Portland, OR 97204
Phone
503-224-9197
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at Kolisch Hartwell, P.C.
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.