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Data processing system that manages shared documents

  • US 5,623,655 A
  • Filed: 10/20/1994
  • Issued: 04/22/1997
  • Est. Priority Date: 02/24/1994
  • Status: Expired due to Fees
First Claim
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1. A data processing system for storing and managing at least one shared document in a storage unit, comprising:

  • memory means for storing first information that indicates update levels comparable to frequencies of access to shared documents in one-to-one correspondence with users; and

    control means for controlling access to said memory means and storage and management of said shared documents, and control means including,means for retrieving a latest update level of said shared document accessed from said first information when a first user accesses any of said shared documents so as to update it and for determining, on the basis of the result of said retrieval, whether there is a second user who has accessed said shared document before said first user; and

    means for notifying said second user of the fact that said shared document has been updated by said first user when the result of said determination reveals that there is a second user.

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