IP Library
Patent Attorney

David B Walker

Reg. No. 43976
Active
Not accepting new clients
Firm
Barcelo & Harrison, LLP
Location
Washington, DC 20006
Phone
202-567-6778
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Barcelo & Harrison, LLP
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.