Externally triggered microcapsules
Abstract
Composition comprising microcapsules, wherein said microcapsules comprise one or more internal liquid phases contained within a polymer outer membrane having a melting temperature, and further comprising one or more magnetic particles in an internal liquid phase in contact with the membrane Exterior; and further wherein a first portion of said microcapsules has a polymer outer membrane with a different melting point of the second part of said microcapsules, and further wherein the first melting point and the second melting point are lower the Curie point of the magnetic particles, wherein said microcapsules contain a drug in at least one of said internal liquid phases.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
30 members in 6 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 7975898 | United States of America | A |
Members30
| Document | Office | Kind | |
|---|---|---|---|
| US5827531A | United States of America | A | |
| WO9959554A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO9959555A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO9959556A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO9959714A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO9959715A1 | World Intellectual Property Organization (WIPO) | A1 | |
| US6099864A | United States of America | A | |
| US6103271A | United States of America | A | |
| EP1077686A1 | European Patent Office (EPO) | A1 | |
| EP1079918A1 | European Patent Office (EPO) | A1 | |
| US6214300B1 | United States of America | B1 | |
| US2001002261A1 | United States of America | A1 | |
| US2001006679A1 | United States of America | A1 | |
| US2001026812A1 | United States of America | A1 | |
| US6387399B1 | United States of America | B1 | |
| US6558698B2 | United States of America | B2 | |
| US6599449B2 | United States of America | B2 | |
| EP1079918B1 | European Patent Office (EPO) | B1 | |
| US6676964B2 | United States of America | B2 | |
| AT256497T | Austria | T | |
| ATE256497T1 | Austria | T1 | |
| DE69913685D1 | Germany | D1 | |
| ES2214028T3 | Spain | T3 | |
| DE69913685T2 | Germany | T2 | |
| EP1077686B1 | European Patent Office (EPO) | B1 | |
| AT403419TThis record | Austria | T | |
| ATE403419T1 | Austria | T1 | |
| DE69939258D1 | Germany | D1 | |
| ES2310938T3 | Spain | T3 | |
| US7968117B1 | United States of America | B1 |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 99923048
Titles2
- German
- MIKROKAPSELN MIT EXTERN AUSGELÖSTER ÖFFNUNG
- English
- MICRO CAPSULES WITH EXTERNALLY RELEASED OPENING
Classification
- CPC, 5
- A61K9/5089
- A61K9/1277
- A61K9/5094
- A61K41/0028
- A61K41/0052
- IPC, 3
- A61K41 00
- A61K9 127
- A61K9 50