Contactless data carrier
US6431455B1 · kind B1 · utility
20Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 27, 2000 |
| Grant date | Aug 13, 2002 |
| Priority date | — |
| Expiry date | Sep 27, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C9/28
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A data carrier for noncontacting control of persons with nontransferable entitlement to utilize a service is integrated into a bracelet (1) so as to be useless after the bracelet (1) is opened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.