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User accessibility to electronic paper

  • US 7,669,245 B2
  • Filed: 06/08/2005
  • Issued: 02/23/2010
  • Est. Priority Date: 06/08/2005
  • Status: Expired due to Fees
First Claim
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1. A method for limiting access to a portion of electronic paper material, said method comprising:

  • providing an electronic paper document associated with an item or product or service, wherein the electronic paper document includes a restricted portion having usage information related to the item or product or service;

    enabling one or more authorized persons to have an access privilege to the restricted portion in accordance with a predetermined security methodology;

    enabling one or more authorized persons to have an access privilege for usage of the item or product or service associated with the electronic paper document, wherein the item or product or service associated with the electronic paper document is inaccessible without the access privilege for usage; and

    making a record of access activity regarding the restricted portion.

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