Assignment of a motorized personal assistance apparatus

1. An apparatus comprising:

a plurality of motorized mobile retail facility personal assistance apparatuses that are each configured to move through a retail shopping facility;

a central computer system having a network interface such that the central computer system wirelessly communicates with the plurality of motorized mobile retail facility personal assistance apparatuses and with at least one user interface unit, the central computer system being configured to:

receive a request from a user via the at least one user interface unit to use one of the plurality of motorized mobile retail facility personal assistance apparatuses;

assign an available one of the plurality of motorized mobile retail facility personal assistance apparatuses for use by the user during a usage session by, at least in part, wirelessly transmitting to the user via the user interface unit a globally unique session token that uniquely corresponds to the usage session and also by wirelessly transmitting to the user interface unit a temporary N-digit code (where “N” is a non-zero integer) to be displayed by the user interface unit for no more than a pre-determined period of time, wherein beginning the usage session occurs when the user enters the temporary N-digit code into the user interface unit before expiration of the pre-determined period of time.

2. The apparatus of claim 1 wherein at least some of the plurality of motorized mobile retail facility personal assistance apparatuses are motorized transport devices that automatically connect, when assigned by the central computer system, to a movable item container such that the motorized transport device will move the movable item container to a location of convenience as corresponds to the user during the usage session such that the user can readily place a selected item into the movable item container to facilitate purchasing the selected item.

3. The apparatus of claim 1 wherein the user interface unit comprises at least one of a smartphone and a pad/tablet-styled computer.

4. The apparatus of claim 3 wherein the user interface unit comprises one of:

a movable item container-mounted two-way communications unit; and

a user-possessed personally-portable two-way communications unit.

5. The apparatus of claim 1 wherein the motorized mobile retail facility personal assistance apparatus is configured to use the globally unique session token as an encryption key when communicating with the user interface unit during at least part of the usage session.

6. The apparatus of claim 1 wherein N has at least five digits.

7. The apparatus of claim 1 further comprising retiring the globally unique session token when the user fails to enter the temporary N-digit code into the user interface unit before expiration of the pre-determined period of time and hence withdrawing the assignment of the motorized mobile retail facility personal assistance apparatus for use by the user during a usage session.

8. The apparatus of claim 1 wherein the central computer system is further configured to use the globally unique session token to log tracking information of the user's use of the motorized mobile retail facility personal assistance apparatus during the usage session.

9. The apparatus of claim 8 wherein the tracking information includes information regarding activity of the motorized mobile retail facility personal assistance apparatus and activity of the user.

10. The apparatus of claim 1 wherein the central computer system is further configured to assess the request to use one of the plurality of motorized mobile retail facility personal assistance apparatuses before assigning an available one of the plurality of motorized mobile retail facility personal assistance apparatuses for use by the user during a usage session.

11. The apparatus of claim 1 wherein the central computer system is configured to assess the request by, at least in part, determining whether the user is personally barred from being assigned one of the motorized mobile retail facility personal assistance apparatuses.

12. The apparatus of claim 1 wherein the central computer system is configured to assess the request by, at least in part, using a present physical location of the user.

13. The apparatus of claim 1 wherein the central computer system is further configured to determine that the assigned motorized mobile retail facility personal assistance apparatus must be replaced during the usage session and arranging to transfer, during the usage session, the assignment to a replacement motorized mobile retail facility personal assistance apparatus.

14. The apparatus of claim 13 wherein the central computer system is configured to arrange the transfer, at least in part, by transferring the globally unique session token to the replacement motorized mobile retail facility personal assistance apparatus.

15. The apparatus of claim 1 wherein the assigned motorized mobile retail facility personal assistance apparatus provides a visual indication that corresponds to at least initiation of the usage session.

16. The apparatus of claim 15 wherein the visual indication comprises an intermittent light.

17. The apparatus of claim 1 wherein the central computer system is configured to terminate the usage session when the user enters an area that is off limits to the assigned motorized mobile retail facility personal assistance apparatus.

18. The apparatus of claim 1 wherein the central computer system is configured to end the usage session upon receiving an indication from the user via the user interface unit that the user wishes to conclude the usage session.