US 9439888
Tetrazolones as a carboxylic acid bioisosteres
granted A61KA61K31/41A61K31/4155
Quick answer
US patent 9439888 (Tetrazolones as a carboxylic acid bioisosteres) held by Rigel Pharmaceuticals, Inc. expires Mon Sep 08 2036 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Rigel Pharmaceuticals, Inc.
- Grant date
- Tue Sep 13 2016 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Sep 08 2036 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 2
- CPC classes
- A61K, A61K31/41, A61K31/4155, A61K31/4184, A61K31/4245