Nova Patents
MY100084A

Small partical formation and encapsulation

Abstract

PROCESS FOR THE FORMATION AND THE SIMULTANEOUS ENCAPSULATION OF SMALL PARTICLES OF A COMPOUND FROM SOLUTION WHICH COMPRISES:(A)DISSOLVING SAID COMPOUND IN A FIRST SOLVENT; (B) PREPARING A SOLUTION OF ENCAPSULATING MATERIAL AND AN ELECTROLYTE IN A SECOND SOLVENT WHICH IS MISCIBLE WITH THE FIRST SOLVENT AND IN WHICH THE COMPOUND TO BE ENCAPSULATED IS MORE OR LESS INSOLUBLE, IN AN AMOUNT WHICH IS EFFECTIVE, BUT PRESENT IN AN AMOUNT JUST INSUFFICIENT TO CAUSE COACERVATION OF THE ENCAPSULATING MATERIAL WITHOUT INTERACTING WITH IT; (C)MIXING THE SOLUTIONS FROM STEP (A) AND (B) WHILE STIRRING TO CAUSE THE CONCURRENT PRECIPITATION OF THE COMPOUND AS SMALL PARTICLES AND FORMATION OF A COACERVATE OF THE ENCAPSULATING MATERIAL; AND (D) GELLING THE ENCAPSULATING MATERIAL.

Term

No projected expiry on record.

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37 members in 18 offices

This recordMember, by publication datePriority claim8 more offices are in the list below

Priority claims8

Priority claims
DocumentOfficeKindDate
68445784United States of AmericaA
68445784United States of AmericaA
86900510European Patent Office (EPO)A
86900510European Patent Office (EPO)A
869005108European Patent Office (EPO)
869005108
EP19860900510
US19840684457

Members37

Family members, oldest first
DocumentOfficeKind
IL77184A0IsraelA0
IL77184D0IsraelD0
WO8603676A1World Intellectual Property Organization (WIPO)A1
AU5307586AAustraliaA
DK359186ADenmarkA
DK359186D0DenmarkD0
NO863286D0NorwayD0
NO863286LNorwayL
US4606940AUnited States of AmericaA
FI863372AFinlandA
FI863372A0FinlandA0
FI863372LFinlandL
EP0207134A1European Patent Office (EPO)A1
KR870700017ARepublic of KoreaA
HUT40912AHungaryA
JPS62501198AJapanA
ES550244A0SpainA0
ES8707424A1SpainA1
PH21226APhilippinesA
CA1239838ACanadaA
NZ214598ANew ZealandA
IL77184AIsraelA
MY100084AThis recordMalaysiaA
AU588275B2AustraliaB2
FI83391BFinlandB
FI83391CFinlandC
HU204695BHungaryB
KR930001803B1Republic of KoreaB1
NO173124BNorwayB
NO173124CNorwayC
JPH0611395B2JapanB2
EP0207134B1European Patent Office (EPO)B1
AT109974TAustriaT
ATE109974T1AustriaT1
DE3587908D1GermanyD1
DE3587908T2GermanyT2
DK171772B1DenmarkB1