Nova Patents
AT329579T

Inhibitors of crystallization in a solid dispersion

Abstract

Problem to be solved.To provide novel solid dispersion pharmaceutical formulations which demonstrate an inhibition of crystallization.

Solution.A solid pharmaceutical composition contains: a moleculardispersion of ritonavir (ABT-538) ;a hydrophilic, amorphous polymer selected from the group consisting of polyvinylpyrrolidone (PVP) and hydroxypropylmethylcellulose (HPMC;and matrix comprising a water soluble carrier which is selected from the group consisting of polyethylene glycol (PEG), pentaerythritol, pentaerythritol tetraacetate, polyoxyethylene stearate, and poly-epsilon-caprolacton. Thematrix includes an amorphous region where the ritonavir resides.

Copyright (C) 2014, JPO&INPIT

Term

No projected expiry on record.

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19 members in 7 offices

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Priority claims
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43899499United States of AmericaA

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CA2359945A1CanadaA1
WO0134119A2World Intellectual Property Organization (WIPO)A2
WO0134119A3World Intellectual Property Organization (WIPO)A3
EP1175205A2European Patent Office (EPO)A2
WO0134119A9World Intellectual Property Organization (WIPO)A9
JP2003513904AJapanA
EP1175205B1European Patent Office (EPO)B1
AT329579TThis recordAustriaT
ATE329579T1AustriaT1
DE60028754D1GermanyD1
DE60028754T2GermanyT2
US2007249692A1United States of AmericaA1
CA2359945CCanadaC
JP2013224297AJapanA
US9107830B2United States of AmericaB2
JP5767429B2JapanB2
JP5873043B2JapanB2
JP2016065073AJapanA
JP6122087B2JapanB2