Hot melt inks
US7578874B2 · kind B2 · utility
11Cited by
12References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2002 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Jun 30, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24802
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A method for forming a mark on a food product is disclosed. The method includes: (a) heating an edible hot melt ink including a colorant to a temperature sufficient to liquify the ink; and (b) transferring the ink to a substrate to provide a mark on the food product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.