US 6503918
D-mannitol and its preparation
expired A61KA61K31/44A61K9/2018
Quick answer
US patent 6503918 (D-mannitol and its preparation) held by Takeda Chemical Industries Ltd. expires Mon Jan 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue Jan 07 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 3
- CPC classes
- A61K, A61K31/44, A61K9/2018, A61P, A61P3/06