US 6521257
Gelled compositions
expired A61KA61K9/0056A61K9/0095
Quick answer
US patent 6521257 (Gelled compositions) held by Ohkura Pharmaceutical Co., Ltd. expires Mon Feb 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Ohkura Pharmaceutical Co., Ltd.
- Grant date
- Tue Feb 18 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 52
- CPC classes
- A61K, A61K9/0056, A61K9/0095