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In the patent application US20070040653, it appears that patent US20060187055 "Containers including radio frequency shielding" might be prior art. Is this the case?

EDIT

  1. A method of preventing unauthorized electromagnetic access to an RFID device embedded within a card comprising the steps of:

    providing at least one length of electromagnetic shielding material; and

    substantially surrounding the card having the RFID device embedded therein with the length of electromagnetic shielding material.

  2. An apparatus for preventing unauthorized electronic access to an RFID device embedded within a card comprising:

    at least one length of electromagnetic shielding material; and

    means for positioning the length of electromagnetic shielding material in a surrounding relationship with respect to the card having the RFID device embedded therein.

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This patent application was declared abandoned in 2010. That information is visible at a USPTO site called Public PAIR. It allows the public to see all of the paperwork back-and-forth between the applicant and the examiner. I am inserting a screen shot of the status of this application. enter image description here

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