US 6287587
Process for producing sustained-release preparation by in-water drying
expired A61KA61K31/495A61K9/1617
Quick answer
US patent 6287587 (Process for producing sustained-release preparation by in-water drying) held by Takeda Chemical Industries Ltd. expires Mon Sep 06 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue Sep 11 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Sep 06 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 14
- CPC classes
- A61K, A61K31/495, A61K9/1617, A61K9/1647