Patent intelligence · US
US 8557291
Abuse-deterrent pharmaceutical compositions of opioids and other drugs
Abuse-deterrent pharmaceutical compositions of opioids and other drugs
Patent details — US 8557291
- Jurisdiction
- US
- Status
- granted
- Grant date
- Oct 15, 2013
- Expiration
- Oct 10, 2033
- Applicant
- Collegium Pharmaceutical, Inc.
- Claims
- 19
- CPC classes
- A61K, A61K31/485, A61K45/06, A61K47/12
Quick answer
US 8557291 (Abuse-deterrent pharmaceutical compositions of opioids and other drugs) is held by Collegium Pharmaceutical, Inc.. Status: granted. Granted Oct 15, 2013. Expires Oct 10, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Collegium Pharmaceutical, Inc.
- Grant date
- Expiration
- Claims
- 19
- CPC classes
- A61K, A61K31/485, A61K45/06, A61K47/12, A61K47/46, A61K9/1617
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Frequently asked questions
What is US patent 8557291?
US 8557291 (Abuse-deterrent pharmaceutical compositions of opioids and other drugs) is held by Collegium Pharmaceutical, Inc.. Status: granted. Granted Oct 15, 2013. Expires Oct 10, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 8557291?
Collegium Pharmaceutical, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 28 pharmaceutical patents for this assignee.
When does US 8557291 expire?
Our index shows an expiration date of Oct 10, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.