Patent · US Expired

Deactivating device for deactivating EAS dual status magnetic tags

US5341125A · kind A · utility

56Cited by
16References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 1992
Grant dateAug 23, 1994
Priority date
Expiry dateJan 15, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG08B13/2411
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A deactivating device for deactivating a dual status EAS tag for use in an EAS system in which the device utilizes a detection field for detecting the presence of an active tag in a detection/deactivation zone and in which the device further utilizes a deactivation field which is matched to the detection field.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.