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File management for eDiscovery

  • US 10,210,165 B2
  • Filed: 08/30/2016
  • Issued: 02/19/2019
  • Est. Priority Date: 09/04/2015
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, by a computer system, a first document set from a first database, each document of the first document set having a last-accessed value;

    storing, by the computer system, the first document set in a fast storage medium;

    receiving, by the computer system, one or more filter criteria;

    (a) selecting, by the computer system, a second document set from the first document set, each document of the second document set satisfying the one or more filter criteria;

    (b) selecting, by the computer system and in response to a received selection instruction, a third document set from the second document set;

    (c) outputting, by the computer system, a listing of the third document set;

    transferring, by the computer system, a first portion of the first document set to a slow storage medium, the fast storage medium having an access time greater than an access time of the slow storage medium, each document in the first portion having a last-accessed value of more than N days prior to a current date, the first portion excluding the third document set;

    transferring, by the computer system a second portion of the first document set to the slow storage medium, each document in the second portion being in the third document set and having a last-accessed value of more than M days prior to the current date, wherein M is greater than N; and

    transferring, by the computer system, a third portion of the first document set to the slow storage medium, each document in the third portion being in the second document set and not in the third document set, and each document in the third portion having a last-accessed value more than P days prior to the current date, wherein P is greater than N and less than M.

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