Patent ID: 8150909

Claim:
A plaque to display a certificate, the plaque comprising: a memory; display circuitry; a user interface; a processor operably coupled to the memory, the display circuitry and the user interface; wherein the memory comprises executable code for causing the processor to perform operations comprising: accessing a remote server for the certificate and status information, and retrieving the certificate and status information from the server; selecting a certificate from a collection of certificates currently available in the memory; selectively retrieving, from the server, updated status information for the certificate selected from the collection of certificates currently available in the memory; displaying the certificate selected from the collection of certificates currently available in the memory, along with the updated status information, using the display circuitry; wherein the certificate selected from the collection of certificates currently available in the memory comprises a representation of a document whose status changes over time, and wherein the memory comprises executable code for causing the processor to periodically perform the operations comprising: retrieving current status information for the document, and displaying the certificate representing the document along with the current status information for the document.