Optical Element And Authentication Body
Patent No. EP3770653 (titled "Optical Element And Authentication Body") was filed by Toppan Printing on Mar 20, 2019. The application was issued on Jul 9, 2025.
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EP3770653
- Application Number
- EP19770923A
- Filing Date
- Mar 20, 2019
- Status
- Granted And Under Opposition
- Jun 6, 2025
- Publication Date
- Jul 9, 2025
- External Links
- Slate, Register , Google Patents