EP0455191A3
Block copolymers containing poly(1,3-conjugated dienes) and poly(vinylphenols), silyl protected poly(vinylphenols) or poly(metal phenolates)
Abstract
Diblock and triblock copolymers are disclosed consisting of a poly(1,3-conjugated diene) block and a block of a poly(vinylphenol), a silyl protected poly(vinylphenol), or a poly(metal phenolate).
Term
Term ended
Projected expiry passed 29 April 2011, 15.4 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
4 members in 3 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 518008 | United States of America | – | |
| 51800890 | United States of America | A | |
| US19900518008 | – | – | – |
Members4
| Document | Office | Kind | |
|---|---|---|---|
| CA2040457A1 | Canada | A1 | |
| EP0455191A2 | European Patent Office (EPO) | A2 | |
| EP0455191A3This record | European Patent Office (EPO) | A3 | |
| JPH04227712A | Japan | A |
6 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Application deemed to be withdrawnWithdrawn18D | 18D | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | |
| Designated contracting statesAK | AK | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | |
| Designated contracting statesAK | AK | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 0455191
- Publication, DOCDB
- 0455191
- Publication, EPODOC
- EP0455191
- Application
- 106908
- Application, DOCDB
- 91106908
- Application, EPODOC
- EP19910106908
Titles3
- English
- Block copolymers containing poly(1,3-conjugated dienes) and poly(vinylphenols), silyl protected poly(vinylphenols) or poly(metal phenolates)
- German
- Block-Copolymere, enthaltend Poly(1,3-konjuierte Diene) und Poly(vinylphenole), Silyl-geschützte Poly(vinylphenole) oder Poly(metallphenolate)
- French
- Copolymères séquencés contenant des polydiènes 1,3 conjugués et des polyvinylphénols, des polyvinylphénols protégés par des silyls ou des polyphénolates métalliques
Classification
- CPC, 1
- C08F297/02
- IPC, 2
- C08F297 04
- C08F297 02
Designated states3
- Contracting states, 3
- Germany
- France
- United Kingdom