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.
- Priority
- Filed
- Published
- Today
37 members in 18 offices
Priority claims8
| Document | Office | Kind | Date |
|---|---|---|---|
| 68445784 | United States of America | A | |
| 68445784 | United States of America | A | |
| 86900510 | European Patent Office (EPO) | A | |
| 86900510 | European Patent Office (EPO) | A | |
| 869005108 | European Patent Office (EPO) | – | |
| 869005108 | – | – | – |
| EP19860900510 | – | – | – |
| US19840684457 | – | – | – |
Members37
| Document | Office | Kind | |
|---|---|---|---|
| IL77184A0 | Israel | A0 | |
| IL77184D0 | Israel | D0 | |
| WO8603676A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU5307586A | Australia | A | |
| DK359186A | Denmark | A | |
| DK359186D0 | Denmark | D0 | |
| NO863286D0 | Norway | D0 | |
| NO863286L | Norway | L | |
| US4606940A | United States of America | A | |
| FI863372A | Finland | A | |
| FI863372A0 | Finland | A0 | |
| FI863372L | Finland | L | |
| EP0207134A1 | European Patent Office (EPO) | A1 | |
| KR870700017A | Republic of Korea | A | |
| HUT40912A | Hungary | A | |
| JPS62501198A | Japan | A | |
| ES550244A0 | Spain | A0 | |
| ES8707424A1 | Spain | A1 | |
| PH21226A | Philippines | A | |
| CA1239838A | Canada | A | |
| NZ214598A | New Zealand | A | |
| IL77184A | Israel | A | |
| MY100084AThis record | Malaysia | A | |
| AU588275B2 | Australia | B2 | |
| FI83391B | Finland | B | |
| FI83391C | Finland | C | |
| HU204695B | Hungary | B | |
| KR930001803B1 | Republic of Korea | B1 | |
| NO173124B | Norway | B | |
| NO173124C | Norway | C | |
| JPH0611395B2 | Japan | B2 | |
| EP0207134B1 | European Patent Office (EPO) | B1 | |
| AT109974T | Austria | T | |
| ATE109974T1 | Austria | T1 | |
| DE3587908D1 | Germany | D1 | |
| DE3587908T2 | Germany | T2 | |
| DK171772B1 | Denmark | B1 |
Numbers
- Publication
- MY-100084-A
- Publication, DOCDB
- 100084
- Publication, EPODOC
- MY100084
- Application
- 191998
- Application, DOCDB
- PI19871998
- Application, EPODOC
- MY1919PI871998
Titles
- English
- SMALL PARTICAL FORMATION AND ENCAPSULATION
Classification
- CPC, 5
- A61K9/5073
- A61K9/00
- A61K9/1694
- A61K9/5089
- B01J13/10
- IPC, 10
- A61K9 00
- A61J3 00
- A61K9 50
- A61K
- A61K9 16
- B01J
- B01J13 02
- B01J13 06
- B01J13 08
- B01J13 10