Expiration management method and system
US7889082B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 10, 2008 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Aug 6, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q10/06
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
An expiration management method and system. The method includes transmitting by an RFID tag reader within an enclosure, a plurality of continuous timing signals. The enclosure comprises a container comprising a product and an RFID tag. The RFID tag comprises data indicating a first state for the RFID tag and a first time period. The RFID tag reader receives the data and generates a first time stamp. The RFID tag reader transmits a first message commanding the RFID tag to enter a second state. The RFID tag reader transmits the first time stamp and generates a second time stamp. The RFID tag reader transmits the second time stamp. The RFID tag reader receives results from a comparing process performed by the RFID tag. The RFID tag reader performs a function indicating the results.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.