US 6190700
Production of sustained-release preparation for injection
expired A61KA61K9/1647
Quick answer
US patent 6190700 (Production of sustained-release preparation for injection) held by Takeda Chemical Industries Ltd. expires Mon Feb 15 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue Feb 20 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 15 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 3
- CPC classes
- A61K, A61K9/1647