US 6368635
Gastrointestinal mucosa-adherent matrixes pharmaceutical preparations and a coating composition
expired A61KA61K9/1617A61K9/1635
Quick answer
US patent 6368635 (Gastrointestinal mucosa-adherent matrixes pharmaceutical preparations and a coating composition) held by Takeda Chemical Industries Ltd. expires Mon Apr 04 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue Apr 09 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 04 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 33
- CPC classes
- A61K, A61K9/1617, A61K9/1635, A61K9/5026, A61K9/5047