Last Updated: September 24, 2026

Details for Patent: 11,752,092


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Summary for Patent: 11,752,092
Title:Methods for the preparation of injectable depot compositions
Abstract:Injectable depot compositions comprising a biocompatible polymer which is a polymer or copolymer based on lactic acid and/or lactic acid plus glycolic acid having a monomer ratio of lactic to glycolic acid in the range from 48:52 to 100:0, a water-miscible solvent having a dipole moment of about 3.7-4.5 D and a dielectric constant of between 30 and 50, and a drug, were found suitable for forming in-situ biodegradable implants which can evoke therapeutic drug plasma levels from the first day and for at least 14 days.
Inventor(s):Ibon GUTIERRO ADURIZ, Maria Teresa Gomez Ochoa
Assignee: Laboratorios Farmaceuticos Rovi SA
Application Number:US17/104,337
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Device;

Drugs Protected by US Patent 11,752,092

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-001 Mar 29, 2024 DISCN Yes No 11,752,092 ⤷  Start Trial ADMINISTRATION OF RISPERIDONE IN EXTENDED RELEASE INJECTABLE SUSPENSION FOR TREATMENT OF SCHIZOPHRENIA IN ADULTS ⤷  Start Trial
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-002 Mar 29, 2024 DISCN Yes No 11,752,092 ⤷  Start Trial ADMINISTRATION OF RISPERIDONE IN EXTENDED RELEASE INJECTABLE SUSPENSION FOR TREATMENT OF SCHIZOPHRENIA IN ADULTS ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 11,752,092

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 3524 ⤷  Start Trial
Australia 2011260318 ⤷  Start Trial
Australia 2013269546 ⤷  Start Trial
Australia 2013269547 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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