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Method and apparatus for efficiently storing and managing historical versions and replicas of computer data files

  • US 20070130232A1
  • Filed: 04/14/2006
  • Published: 06/07/2007
  • Est. Priority Date: 11/22/2005
  • Status: Abandoned Application
First Claim
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1. A method for protecting data from loss comprising receiving a file;

  • storing a modified version of said file and a difference file, wherein said difference file contains differences between said modified version of said file and said received file;

    replacing said modified version of said file with another modified version of said file; and

    storing another difference file in addition to said difference file, wherein said another difference file contains differences between said another modified version of said file and said first modified version of said file.

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