| Original language | English |
|---|---|
| Patent number | EP1767523 |
| IPC | C07C 245/08, C09B 35/14, C09B 43/22, C09B 67/22, C09B 69/10, G02F 1/1337 |
| Priority date | 30/06/04 |
| Filing date | 28/06/05 |
| Publication status | Published - 28 Mar 2007 |
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