Commodity information management system
US6719202B1 · kind B1 · utility
12Cited by
9References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1999 |
| Grant date | Apr 13, 2004 |
| Priority date | — |
| Expiry date | Mar 31, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B13/246
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A commodity information management system including a deactivator for deactivating a security tag activated and attached to a commodity after a barcode is read by a reader, a magnetic detector for detecting magnetism of the security tag having been deactivated by the deactivator, and a control section for sending the result of detection by the magnetic detector to an operator with an LED and a speaker. The operator recognizes whether the security of the security tag is released or not according to the light through the LED and sound by the speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.