Polymeric sheet material for use in making polymeric security documents such as banknotes
US10800203B2 · kind B2 · utility
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226References
16Claims
0Family size
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Key dates
| Filing date | Jul 16, 2015 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | Jul 16, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2250/35
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An improved polymeric sheet material for use in making polymeric security documents such as banknotes is provided. The inventive polymeric sheet material has one or more integrated and/or applied optical security devices. Polymeric security documents made using these improved polymeric sheet materials are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.