IP Library
Patent Attorney

William J Allen

Reg. No. 51393
Active
Not accepting new clients
Firm
Banner and Witcoff LTD
Location
Chicago, IL 60606
Phone
312-715-3489
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Banner and Witcoff LTD
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.