Digital data system
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United States of America Patent
Stats
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Jul 11, 2006
Grant Date -
Oct 3, 2002
app pub date -
Jan 11, 2002
filing date -
Jan 11, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A digital data system comprising a server and a client capable of communication with one another over a network. The server includes an item store holding a plurality of data items, each data item comprising a pointer to a source data entity accessible from the network, and a component for serving copies of data items to the client. The client includes an item store for holding a copy of one or more of the data items held by the server item store and a component for requesting a copy of a data item from the server and placing it in the client item store. The client additionally includes a component for validating copies of data items held by the client item store and initiating a request for an updated copy of a data item from the server if the copy held by the item store is out of date and a user interface for enabling a user to interact with the data items to access the associated source data entities.
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