Patent Attorney
Charlton Shen
Reg. No. 54442
Active
Not accepting new clients
Location
Portland, OR 97214
Portland, OR 97214
Phone
781-718-2114
781-718-2114
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.