IP Library
Patent Attorney

Walter William Karnstein

Reg. No. 35565
Active
Not accepting new clients
Firm
Hewlett-Packard Compnay
Location
Vancouver, WA 98683-8556
Phone
360-212-8579
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Hewlett-Packard Compnay
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.