IP Library
Patent Attorney

Daniel S Kasten

Reg. No. 45363
Active
Not accepting new clients
Firm
Sigma - Aldrich Co.
Location
St. Louis, MO 63103
Phone
314-286-7454
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Sigma - Aldrich Co.
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.