IP Library
Patent Agent

Ulrich Y Schaff

Reg. No. 77560
Active
Not accepting new clients
Firm
Sandstone Diagnostics, Inc.
Location
Pleasanton, CA 94588
Phone
510-393-5164
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at Sandstone Diagnostics, Inc.
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.