Patent Agent
Derrick L Fields
Reg. No. 50133
Active
Not accepting new clients
Location
Washington, DC 20001
Washington, DC 20001
Phone
202-528-9272
202-528-9272
Registration Type
AGENT
AGENT
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.