US 6740634
Sustained release compositions, process for producing the same and utilization thereof
expired A61KA61K38/09A61K47/34
Quick answer
US patent 6740634 (Sustained release compositions, process for producing the same and utilization thereof) held by Takeda Chemical Industries Ltd. expires Mon May 20 2024 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue May 25 2004 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 20 2024 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 18
- CPC classes
- A61K, A61K38/09, A61K47/34, A61K47/54, A61K47/542