US 11253504
Compositions of a polyorthoester and an aprotic solvent
granted A61KA61K31/439A61K31/445
Quick answer
US patent 11253504 (Compositions of a polyorthoester and an aprotic solvent) held by Heron Therapeutics, Inc. expires Mon Feb 17 2042 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Heron Therapeutics, Inc.
- Grant date
- Tue Feb 22 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 17 2042 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 15
- CPC classes
- A61K, A61K31/439, A61K31/445, A61K31/4458, A61K31/485