IP Library
Patent Attorney

William J Hallihan

Reg. No. 39210
Active
Not accepting new clients
Firm
Hallihan IP Partners, LLC
Location
Chicago, IL 60661
Phone
312-784-3000
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Hallihan IP Partners, LLC
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.