Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Christopher Ivor Wood0
Date of Patent
March 7, 2006
0Patent Application Number
102963710
Date Filed
May 2, 2001
0Patent Citations Received
0
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Patent Primary Examiner
Patent abstract
There is provided a method for tracking environmental exposure of an object comprising selecting the object; associating a radiofrequency identifier with the object, the radiofrequency identifier comprising an antenna for transmitting or receiving radiofrequency energy; and an integrated circuit chip connecting with said antenna, said chip having a memory; exposing the object to an environmental condition; measuring environmental condition as an environmental parameter with a sensor physically separate from the radiofrequency identifier; and writing the environmental parameter to the memory of the chip by transmitting radiofrequency energy thereto.
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