US8623418 — Pharmaceutical composition
Method of Use · Assigned to Alpharma Pharmaceuticals LLC · Expires 2029-11-07 · 3y remaining
What this patent protects
This patent protects a pharmaceutical composition that includes an antagonist, an agonist, a seal coat, and a sequestering polymer, used for treating pain.
USPTO Abstract
Provided herein is a pharmaceutical composition comprising an antagonist, an agonist, a seal coat, and a sequestering polymer, wherein the antagonist, agonist, seal coat and at least one sequestering polymer are all components of a single unit, and wherein the seal coat forms a layer physically separating the antagonist from the agonist from one another. Methods for manufacturing such a pharmaceutical composition are also provided. Methods for treating pain using such compositions is also demonstrated.
Drugs covered by this patent
FDA Patent Use Codes
When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.
| Code | Description | Drug |
|---|---|---|
U-1640 |
— | chembl-chembl2103744 |
U-1640 |
— | chembl-chembl2103744 |
U-1640 |
— | chembl-chembl2103744 |
U-1640 |
— | chembl-chembl2103744 |
U-1640 |
— | chembl-chembl2103744 |
U-1640 |
— | chembl-chembl2103744 |
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.