US 6585960
Abrasive silica compositions and dentifrice compositions prepared therefrom
expired A61KA61K2800/412A61K8/25
Quick answer
US patent 6585960 (Abrasive silica compositions and dentifrice compositions prepared therefrom) held by W.R. Grace & Co.-Conn. expires Mon Jun 26 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- W.R. Grace & Co.-Conn.
- Grant date
- Tue Jul 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jun 26 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 6
- CPC classes
- A61K, A61K2800/412, A61K8/25