US 8449909
Abuse-deterrent drug formulations
granted A61KA61K31/13A61K31/135
Quick answer
US patent 8449909 (Abuse-deterrent drug formulations) held by Collegium Pharmaceutical, Inc. expires Mon May 23 2033 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Collegium Pharmaceutical, Inc.
- Grant date
- Tue May 28 2013 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 23 2033 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 26
- CPC classes
- A61K, A61K31/13, A61K31/135, A61K31/20, A61K31/4458