A shelf life inference system comprising a container for a plurality of items. The container has coupled to it a tracker operative to read the ID label on each item and to track the exit from and the return to the container of each item separately and to calculate the freshness status of each item upon return to the container.
Please help me write a proper abstract based on the patent claims. CLAIM: 1. A system for tracking the freshness state of each of a plurality of perishables in a container having an access door, comprising an ID label attached to each of said perishables, a tracking device, coupled to said container being responsive to the movement of an ID label exiting or returning to said container for updating the freshness data for the Perishable corresponding to said ID label, said tracking device comprising software operative to calculate the out of container time for a perishable. 2. A system as in claim 1 wherein said tracking device is attached to said container. 3. A system as in claim 1 wherein tracking device is remote from said container. 4. A system as in claim 1 wherein said container comprises one or more liners and comprises a tracking device in each of said liners. 5. A system as in claim 1 wherein said tracking device comprises software for determining time out of the container of an item, the changes in temperature of the item. 6. A system as in claim 4 comprising wherein the tracking device in each of said liners comprises freshness data related to the items in the associated liner. 7. A system as in claim 1 wherein said tracking device comprises a cell phone and a tracker being operative to store freshness for each of said items and/or updating said data responsive to the exit from and/or return to said container or ID label. 8. A system for tracking the freshness state of each of a plurality of perishable items in a container, said container having an access door and each of said perishable items having an ID label, said system comprising a tracking device communicatively coupled to said container operative responsive to the exiting or the returning of an ID label for updating the freshness status of the perishable corresponding to said label. 9. A method of calculating of freshness status of each of a plurality of perishable items, comprising attaching an ID label to each of said items, placing the plurality of items in a container, coupling to the container a tracking device responsive to the exiting of and the returning to the container of an item to read the ID label of the item and recalculate the freshness status of the item identified by the label.