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IP Verse

Pharmaceutical Dosage Form For Immediate Release Of An Indolinone Derivative - EP2313087

The patent EP2313087 was granted to Boehringer Ingelheim on Nov 22, 2023. The application was filed on Jun 4, 2009 under application number EP09757601A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2313087

BOEHRINGER INGELHEIM
Application Number
EP09757601A
Filing Date
Jun 4, 2009
Status
Patent Maintained As Amended
Oct 20, 2023
Publication Date
Nov 22, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Pharmaceutical dosage form of the active substance 3-Z-[1-(4-(N-((4-methyl-piperazin-1-yl)-methylcarbonyl)-N-methyl-amino)-anilino)-1-phenyl-methylene]-6-methoxycarbonyl-2-indolinone-monoethanesulphonate that delivers an immediate release profile with at least 70% dissolution in 60 minutes under specific in vitro conditions. The dosage form is a viscous lipid suspension containing the drug in medium chain triglycerides, hard fat, and lecithin. It can be in capsule or tablet form. The lipid suspension provides rapid dissolution and absorption of the drug.

Patent Family

Patent Family

Patent Oppositions (4)

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
GENERICS UKAug 20, 2019TER MEER STEINMEISTER & PARTNERADMISSIBLE
TER MEER STEINMEISTER & PARTNER PATENTANWALTE MBBAug 20, 2019TER MEER STEINMEISTER & PARTNERADMISSIBLE
TEVA PHARMACEUTICALSAug 20, 2019LEDERER & KELLERADMISSIBLE
TEVA PHARMACEUTICALSAug 20, 2019LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT MBBADMISSIBLE

Patent Citations (17) New

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

Citation PhasePublication Number
EXAMINATIONWO2009147212
EXAMINATIONWO2009147218
EXAMINATIONWO2010081817
EXAMINATIONWO2010103058
EXAMINATIONWO2010130757
INTERNATIONAL-SEARCH-REPORTWO2004013099
INTERNATIONAL-SEARCH-REPORTWO2004096224
INTERNATIONAL-SEARCH-REPORTWO2006018182
INTERNATIONAL-SEARCH-REPORTWO2006067165
INTERNATIONAL-SEARCH-REPORTWO2007054551
OPPOSITIONUS2004176392
OPPOSITIONUS4829057
OPPOSITIONUS5916591
OPPOSITIONUS6762180
OPPOSITIONWO2004013099
OPPOSITIONWO2007054551
OPPOSITIONWO2009147212

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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