Identification medium
US9643444B2 · kind B2 · utility
0Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2013 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Aug 9, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F2003/0282
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An identification medium can be affixed to cloth or leather products by sewing. A cholesteric liquid crystal layer on which an embossed surface for forming a hologram is formed, is sandwiched between a first supporting member and a second supporting member. A mounting region that can be affixed to clothing, etc., by sewing, is formed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.