IP Library
Patent Attorney

Benjamin A Campbell

Reg. No. 61030
Active
Not accepting new clients
Firm
BISHOP DIEHL & LEE. LTD.
Location
Schaumburg, IL 60173
Phone
847-969-9173
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at BISHOP DIEHL & LEE. 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.