IP Library
Patent Attorney

Donald Lee Dennison

Reg. No. 19920
Active
Not accepting new clients
Firm
Butzel Long
Location
Washington, DC 20006
Phone
202-454-2877
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Butzel Long
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.