US Patent 8001099 Maintaining and utilizing copy histories

In some embodiments a method comprises detecting a request to copy and determining information related to the copied data from the document. The method can also comprise augmenting a copy history to include the data and the information related to the data, and storing this copy history. The method can also include detecting a request to access the copy history associated with the document, presenting the copy history including the data and the information related to the copied data, and copying the data from the copy history for further use. The method can also comprise blocking copying of data if the document's copy rules are violated.