发明名称 A method of operating an electronic information processing system to manage the retention of documents therein.
摘要 <p>A method of operating an electronic information processing system manages the retention and deletion of data, in the form of documents, in the system. Expiration dates relating to a document are associated with a document label for the document, which identifies a business use classification of the document, and an ownership label, which classifies the document with respect to its end user owner. The document is removed from the system only when a predetermined relationship exists between a current date and the two expiration dates.</p>
申请公布号 EP0322130(A2) 申请公布日期 1989.06.28
申请号 EP19880311435 申请日期 1988.12.02
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 MACPHAIL, MARGARET GARDNER
分类号 G06F12/00;G06F17/21;G06F17/30;G06Q10/10 主分类号 G06F12/00
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