Patent Attorney
Zhibin Ren
Reg. No. 47897
Active
Not accepting new clients
Firm
The Northwestern Mutual Life Insurance Company
The Northwestern Mutual Life Insurance Company
Location
Milwaukee, WI 53202
Milwaukee, WI 53202
Phone
414-665-4162
414-665-4162
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.