EP1375615A3
Hardcoat compositions and hardcoated articles
Abstract
A hardcoat composition comprising (A) a hydrolytic condensate of a hydrolyzable silicon compound of formula: R1aSiX(4-a) with at least 1 mole of water per mole of hydrolyzable group X, (B) a metal oxide, (C) a siloxane resin of formula: R2bSi(OR3)c(OH)dO(4-b-c-d)/2 and having a Mw of at least 2,000, which is solid at a temperature of not higher than 40°C, and (D) a curing catalyst forms a hardcoat film having satisfactory hardness, transparency and adhesion as well as improved weather resistance and presenting a surface that is repellent to marker ink.
Term
Term ended
Projected expiry passed 16 June 2023, 3.3 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0851009A2 | Cites | European Patent Office (EPO) | A | Search report | 1 |
| EP0863191A2 | Cites | European Patent Office (EPO) | X | Search report | 1-7 |
| EP1046689A1 | Cites | European Patent Office (EPO) | A | Search report | 1 |
| US4444973A | Cites | United States of America | A | Search report | 1 |
8 members in 4 offices
Priority claims10
| Document | Office | Kind | Date |
|---|---|---|---|
| 2002176643 | Japan | A | |
| 2002176643 | Japan | A | |
| 2002176643 | Japan | – | |
| 2002285672 | Japan | A | |
| 2002285672 | Japan | A | |
| 2002285672 | Japan | – | |
| 2002176643 | – | – | – |
| 2002285672 | – | – | – |
| JP20020176643 | – | – | – |
| JP20020285672 | – | – | – |
Members8
| Document | Office | Kind | |
|---|---|---|---|
| US2003236347A1 | United States of America | A1 | |
| EP1375615A2 | European Patent Office (EPO) | A2 | |
| JP2004075970A | Japan | A | |
| US7052770B2 | United States of America | B2 | |
| EP1375615A3This record | European Patent Office (EPO) | A3 | |
| JP4041966B2 | Japan | B2 | |
| EP1375615B1 | European Patent Office (EPO) | B1 | |
| DE60324228D1 | Germany | D1 |
34 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 | |
| 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 | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| 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 | |
| Fee paymentPLFP | PLFP | FR | |
| Fee paymentPLFP | PLFP | FR | |
| Fee paymentPLFP | PLFP | FR | |
| No opposition filedOpposition26N | 26N | 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 | |
| Corresponds to:REF | REF | EP | |
| Designated contracting statesAK | AK | EP | |
| European patent grantedGrantedFG4D | FG4D | GB | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS | GRAS | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Designation fees paidAKX | AKX | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Deferred search report published (deleted)D17D | D17D | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Information related to the publication of a search report (a3 document) modified or deletedORIGINAL CODE: 0009199SEPUPUAF | PUAF | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | 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
- 1375615
- Publication, DOCDB
- 1375615
- Publication, EPODOC
- EP1375615
- Application
- 3253787
- Application, DOCDB
- 03253787
- Application, EPODOC
- EP20030253787
Titles3
- German
- Harte Überzugzusammensetzung und damit beschichtete Gegenstände
- English
- Hardcoat compositions and hardcoated articles
- French
- Composition de revêtement dur et articles revêtus
Classification
- CPC, 5
- C09D183/14
- C08K3/22
- C08K5/0091
- C09D183/04
- Y10T428/31663
- IPC, 8
- C09D183 04
- C08J7 04
- B32B27 08
- B32B27 00
- C08K3 22
- C08K5 00
- C09D183 14
- C09D185 00
Designated states2
- Contracting states, 1
- Türkiye
- Extension states, 1
- North Macedonia