Patent Attorney
Benjamin P. Halkowski
Reg. No. 79991
Active
Not accepting new clients
Location
Washington, DC 20024
Washington, DC 20024
Phone
202-220-6849
202-220-6849
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.