Patent Attorney
Duncan L. Williams
Reg. No. 59679
Active
Not accepting new clients
Firm
Michael Best & Friedrich LLP
Michael Best & Friedrich LLP
Location
Denver, CO 80202
Denver, CO 80202
Phone
720-398-0104
720-398-0104
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.