System and method for modifying documents sent over a communications network

  • US 5,887,133 A
  • Filed: 01/15/1997
  • Issued: 03/23/1999
  • Est. Priority Date: 01/15/1997
  • Status: Expired due to Term
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First Claim
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1. A system for modifying an original document to produce a modified document in a communications network for transmitting document portions, said original document comprising original document portions each having an identifier portion and an information portion, said system comprising:

  • a) a plurality of content providers for transmitting said document portions in said communications network;

    b) a service provider for relaying said document portions to a network user;

    c) a user set for displaying said document portions to said network user;

    d) a controller for parsing said original document to locate said identifier portion of each of said original document portions, determining said information portion of each of said original document portions to identify an undesired original document portion and issuing a swap order when said undesired original document portion is found;

    e) a substitute document server for receiving said swap order and for sending a substitute document portion to said controller; and

    f) a swapping means for inserting said substitute document portion in place of said undesired original document portions to obtain said modified document.

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