Nova Patents
NO178136C

Controlled release pharmaceutical preparation and method for producing the same.

Abstract

Disclosed is a controlled release pharmaceutical preparation, comprising a core containing a pharmaceutically active ingredient, and a porous film of a hydrophobic polymeric substance or a hydrophobic polymeric substance and a hydrophilic polymeric substance, the core being coated with the porous film. Also disclosed is a method for producing the same.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

46 members in 22 offices

This recordMember, by publication datePriority claim12 more offices are in the list below

Priority claims4

Priority claims
DocumentOfficeKindDate
8060488JapanA
8060488JapanA
8060488–––
JP19880080604–––

Members46

Family members, oldest first
DocumentOfficeKind
FI891163A0FinlandA0
NO891052D0NorwayD0
DK156289D0DenmarkD0
IL89695A0IsraelA0
IL89695D0IsraelD0
IE891006LIrelandL
DK156289ADenmarkA
FI891163AFinlandA
FI891163LFinlandL
NO891052LNorwayL
EP0335560A2European Patent Office (EPO)A2
AU3227389AAustraliaA
FR2629344A1FranceA1
KR890014095ARepublic of KoreaA
PT90153APortugalA
ZA892131BSouth AfricaB
HUT50050AHungaryA
JPH021405AJapanA
EP0335560A3European Patent Office (EPO)A3
HU201882BHungaryB
AU610711B2AustraliaB2
PH25791APhilippinesA
US5068112AUnited States of AmericaA
BG50712A3BulgariaA3
EP0335560B1European Patent Office (EPO)B1
AT91888TAustriaT
ATE91888T1AustriaT1
RU1836083CRussian FederationC
DE68907762D1GermanyD1
US5254347AUnited States of AmericaA
DE68907762T2GermanyT2
PT90153BPortugalB
FR2629344B1FranceB1
ES2059729T3SpainT3
HK76195AHong Kong, ChinaA
KR950007202B1Republic of KoreaB1
IE64348B1IrelandB1
JPH0791184B2JapanB2
NO178136BNorwayB
NO178136CThis recordNorwayC
CA1339078CCanadaC
FI101344BFinlandB
FI101344B1FinlandB1
EP0335560B2European Patent Office (EPO)B2
ES2059729T5SpainT5
DE68907762T3GermanyT3