| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 04.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- First solid carbamate - Second carbamate with dissimilar melting point - Lightfastness comp - Lightfastness antioxidant - Colorant |
| PATENT PHOTOCOPY | Available on request |
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