Method of manufacturing anti-counterfeit ink and anti-counterfeit tag and method of manufacturing the same
US8771558B2 · kind B2 · utility
2Cited by
1References
7Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 9, 2010 |
| Grant date | Jul 8, 2014 |
| Priority date | — |
| Expiry date | Nov 28, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D2035/34
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A method of manufacturing an anti-counterfeit ink is provided. A tungsten oxide nanowire is provided. A hydrophilic treatment is performed to the tungsten oxide nanowire to form a tungsten oxide nanowire with hydrophilicity. The tungsten oxide nanowire with hydrophilicity and an ink are mixed to form an anti-counterfeit ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.