| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 05.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Water-insoluble polymer dye obtained by co-polymn a co lorless ethylenically unsatd hydrophobic monomer (major amount) & colored ethylenically unsatd monomer (minor amount) - An evaporable liquid carrier for dye, the ink compn when applied to substrate & upon drying thereon exhibiting < 30% flaking & an erasability value delta E*ab < 4 |
| PATENT PHOTOCOPY | Available on request |
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