Patent intelligence · US
US 11318091
Gastroretentive dosage forms for sustained drug delivery
Gastroretentive dosage forms for sustained drug delivery
Patent details — US 11318091
- Jurisdiction
- US
- Status
- granted
- Grant date
- May 3, 2022
- Expiration
- Apr 28, 2042
- Applicant
- Amneal Complex Products Research LLC
- Claims
- 20
- CPC classes
- A61K, A61K31/195, A61K31/198, A61K31/403
Quick answer
US 11318091 (Gastroretentive dosage forms for sustained drug delivery) is held by Amneal Complex Products Research LLC. Status: granted. Granted May 3, 2022. Expires Apr 28, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Amneal Complex Products Research LLC
- Grant date
- Expiration
- Claims
- 20
- CPC classes
- A61K, A61K31/195, A61K31/198, A61K31/403, A61K31/404, A61K31/4166
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Frequently asked questions
What is US patent 11318091?
US 11318091 (Gastroretentive dosage forms for sustained drug delivery) is held by Amneal Complex Products Research LLC. Status: granted. Granted May 3, 2022. Expires Apr 28, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 11318091?
Amneal Complex Products Research LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 32 pharmaceutical patents for this assignee.
When does US 11318091 expire?
Our index shows an expiration date of Apr 28, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.