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IP Verse

Methods For Dose Initiation Of Aripiprazole Treatments - EP4125903

The patent EP4125903 was granted to Otsuka Pharmaceutical on Oct 9, 2024. The application was originally filed on Apr 1, 2021 under application number EP21720012A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4125903

OTSUKA PHARMACEUTICAL
Application Number
EP21720012A
Filing Date
Apr 1, 2021
Status
Granted And Under Opposition
Sep 6, 2024
Publication Date
Oct 9, 2024
External Links
Slate, Register, Google Patents

Patent Summary

A two-injection initiation regimen for aripiprazole long-acting injectable (Ability Maintena) comprising two separate 300-400 mg intramuscular injections at different sites (gluteal and/or deltoid) on the first day of treatment, supplemented with a single oral dose of 2-30 mg aripiprazole, provides an alternative to the traditional 14-day oral overlap initiation regimen for patients with schizophrenia or bipolar I disorder.

Patent Family

Patent Family

Patent Oppositions (7)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status

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GENERICS UKJul 9, 2025RUSSELLADMISSIBLE
ZENTIVAJul 9, 2025GREINERADMISSIBLE
RUMIJul 8, 2025TER MEER STEINMEISTER & PARTNERADMISSIBLE
SANDOZJul 4, 2025MAIWALDADMISSIBLE
DR SCHONJul 1, 2025DR SCHONADMISSIBLE
MAIWALDJul 1, 2025MAIWALDADMISSIBLE
STADA ARZNEIMITTELJul 1, 2025HAMM & WITTKOPPADMISSIBLE

Patent Citations (18) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONUS10525057
DESCRIPTIONUS7807680
DESCRIPTIONUS8030313
DESCRIPTIONUS8338427
DESCRIPTIONUS8338428
DESCRIPTIONUS8399469
DESCRIPTIONUS8722679
DESCRIPTIONUS8759351
DESCRIPTIONUS8993761
DESCRIPTIONUS9089567
INTERNATIONAL-SEARCH-REPORTUS2015087654
INTERNATIONAL-SEARCH-REPORTUS2019099494
OPPOSITIONCN110327296
OPPOSITIONEP3607940
OPPOSITIONUS2015087654
OPPOSITIONWO2005041937
OPPOSITIONWO2009001697
OPPOSITIONWO2021201239

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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    Description

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