US11712475 — Sustained delivery formulations of risperidone compound
Method of Use · Assigned to Indivior UK Ltd · Expires 2028-02-13 · 2y remaining
What this patent protects
This patent protects a sustained release delivery system for risperidone to treat various medical conditions including delusional psychosis and schizophrenia.
USPTO Abstract
The present invention relates to a risperidone sustained release delivery system for treatment of medical conditions relating to delusional psychosis, schizophrenia, bipolar disorder, psychotic depression, obsessive-compulsion disorder, Tourette syndrome, and autistic spectrum disorders. The sustained release delivery system includes a flowable composition containing risperidone, a metabolite, or a prodrug thereof and an implant containing risperidone, a metabolite, or a prodrug thereof. The flowable composition may be infected into tissue whereupon it coagulates to become a solid or gel, monolithic implant. The flowable composition includes a biodegradable, thermoplastic polymer, an organic liquid, and risperidone, a metabolite or a prodrug thereof.
Drugs covered by this patent
- Risperdal (risperidone) · Johnson & Johnson (Janssen)
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-3135 |
— | Risperdal |
U-3135 |
— | Risperdal |
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.
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