US 6403595
Sulfonamide derivatives, processes for producing the same and utilization thereof
expired A61PA61P9/10
Quick answer
US patent 6403595 (Sulfonamide derivatives, processes for producing the same and utilization thereof) held by Takeda Chemical Industries Ltd. expires Mon Jun 06 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Chemical Industries Ltd.
- Grant date
- Tue Jun 11 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jun 06 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 26
- CPC classes
- A61P, A61P9/10