Phenolic moulding compositions
Abstract
A phenolic moulding composition in solid form, such as a dough moulding composition or sheet moulding composition, comprises a phenol formaldehyde novolak resin; a phenol formaldehyde resole resin as cross linking agent for the novolak resin; fibrous reinforcement; and non-fibrous particulate filler in an amount greater than the combined amount of the novolak and resole resins; the weight proportions of the ingredients being in the ranges phenolic resins20-40%fibrous reinforcement20-50%non-fibrous particulate filler25-50% Articles moulded from the compositions under heat and pressure have the flexural strength and impact strength required in certain precision parts for the automotive and engineering industries.
Term
Term ended
Projected expiry passed 11 May 2009, 17.4 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Category | Cited during |
|---|---|---|---|---|
| EP0020102A1 | Cites | European Patent Office (EPO) | AD | Search report |
| EP0180257A1 | Cites | European Patent Office (EPO) | A | Search report |
| US3207652A | Cites | United States of America | A | Search report |
| US4424300A | Cites | United States of America | A | Search report |
| US4426484A | Cites | United States of America | A | Search report |
15 members in 7 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 8812512 | United Kingdom | A | |
| 8812512 | United Kingdom | – | |
| GB19880012512 | – | – | – |
Members15
| Document | Office | Kind | |
|---|---|---|---|
| GB8812512D0 | United Kingdom | D0 | |
| GB8910665D0 | United Kingdom | D0 | |
| EP0343433A2 | European Patent Office (EPO) | A2 | |
| GB2218995A | United Kingdom | A | |
| AU3518389A | Australia | A | |
| EP0343433A3This record | European Patent Office (EPO) | A3 | |
| US5002994A | United States of America | A | |
| GB2218995B | United Kingdom | B | |
| AU620093B2 | Australia | B2 | |
| MX171666B | Mexico | B | |
| EP0343433B1 | European Patent Office (EPO) | B1 | |
| AT103622T | Austria | T | |
| ATE103622T1 | Austria | T1 | |
| DE68914192D1 | Germany | D1 | |
| DE68914192T2 | Germany | T2 |
36 legal events, as 4 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Notification of lapseLapsedST | ST | FR | |
| Nl: lapsed or anulled due to non-payment of the annual feeLapsedNLV4 | NLV4 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Application for restoration allowed (sect. 28/1977)728Y | 728Y | GB | |
| Application for restoration filed (sect. 28/1977)728V | 728V | GB | |
| No opposition filedOpposition26N | 26N | EP | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE | PLBE | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA | STAA | EP | |
| Patent ceasedCeasedPL | PL | CH | |
| Fr: translation filedET | ET | EP | |
| Corresponds to:REF | REF | EP | |
| Designated contracting statesAK | AK | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Corresponds to:REF | REF | EP | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Designated contracting statesAK | AK | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Publication
- 0343433
- Publication, DOCDB
- 0343433
- Publication, EPODOC
- EP0343433
- Application
- 108447
- Application, DOCDB
- 89108447
- Application, EPODOC
- EP19890108447
Titles3
- English
- Phenolic moulding compositions
- German
- Phenolharzformmasse
- French
- Matières de moulage phénoliques
Classification
- CPC, 5
- C08K3/26
- C08G8/10
- C08G16/0225
- C08K7/14
- C08L61/06
- IPC, 5
- C08G8 10
- C08G16 02
- C08K3 26
- C08K7 14
- C08L61 06
Designated states11
- Contracting states, 11
- Austria
- Belgium
- Switzerland
- Germany
- Spain
- France
- United Kingdom
- Italy
- Liechtenstein
- Netherlands (Kingdom of the)
- Sweden