Patent Attorney
Brian J. Marstall
Reg. No. 73023
Active
Not accepting new clients
Firm
Michael Best & Friedrich LLP
Michael Best & Friedrich LLP
Location
Washington, DC 20004
Washington, DC 20004
Phone
202-747-9563
202-747-9563
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.