US 12221414
Quaternary ammonium salt compound, preparation method therefor and use thereof
granted A61PA61P23/02
Quick answer
US patent 12221414 (Quaternary ammonium salt compound, preparation method therefor and use thereof) held by WEST CHINA HOSPITAL, SICHUAN UNIVERSITY expires Mon Feb 06 2045 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- WEST CHINA HOSPITAL, SICHUAN UNIVERSITY
- Grant date
- Tue Feb 11 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 06 2045 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 12
- CPC classes
- A61P, A61P23/02