Controlling the detectability of an article and method for authenticating the article
US8277612B2 · kind B2 · utility
4Cited by
9References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 16, 2010 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Dec 29, 2030 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/48
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Cascading phosphors are described herein that produce emissions when they are excited by incident radiation. The cascading phosphors can be applied to articles, and can be useful in authenticating the article. The cascading phosphors include a host and at least three active ions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.