| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 12.00 |
| PATENT ASSIGNEE | Binney & Smith Inc |
| PATENT CLAIMS |
(a) pH-Sensitive film former (15-40%) (b) Alkali-soluble resin (0.5-10%) (c) Water (10-90%) (d) Dyes (< 15%) (e) Pigments (< 30%) Compn has pH = 8-12 |
| PATENT PHOTOCOPY | Available on request |
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