US 6355648
Thio-oxindole derivatives
expired A61PA61P1/00A61P13/08
Quick answer
US patent 6355648 (Thio-oxindole derivatives) held by Ligand Pharmaceuticals Incorporated expires Mon Mar 07 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Ligand Pharmaceuticals Incorporated
- Grant date
- Tue Mar 12 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 07 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 116
- CPC classes
- A61P, A61P1/00, A61P13/08, A61P15/00, A61P35/00