Patent Attorney
Billy Collins Allen
Reg. No. 46147
Active
Not accepting new clients
Location
Houston, TX 77070
Houston, TX 77070
Phone
713-927-7256
713-927-7256
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.