US11007139 — Risperidone or paliperidone implant formulation
Method of Use · Assigned to Laboratorios Farmaceuticos Rovi SA · Expires 2031-05-31 · 5y remaining
What this patent protects
This patent protects an injectable implant formulation that releases risperidone or paliperidone for at least 4 weeks.
USPTO Abstract
The present invention is directed to an injectable intramuscular depot composition suitable for forming an in situ solid implant in a body, comprising a drug which is risperidone and/or paliperidone or any pharmaceutically acceptable salt thereof in any combination, a biocompatible copolymer based on lactic and glycolic acid having a monomer ratio of lactic to glycolic acid of about 50:50 and DMSO solvent, wherein the composition releases the drug with an immediate onset of action and continuously for at least 4 weeks and wherein the composition has a pharmacokinetic profile in vivo that makes it suitable to be administered each 4 weeks or even longer periods.
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-3942 |
— | Risperdal |
U-3942 |
— | 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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