US Patent 7312177 Thermosensitive recording materials
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Patent Inventor Names
Ayako Shirai0
Yoshiyuki Takahashi0
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Patent abstract
A thermosensitive recording material comprising a substrate sheet and a thermosensitive colored image-forming layer formed on at least one surface of the substrate sheet and comprising at least one colorless or light-colored dye precursor and a color-developing agent reactive with the dye precursor upon heating to thereby develop a color, wherein the color-developing agent comprises at least one compound of the formula (I):
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US Patent 07312177 Thermosensitive recording materials US Patent 7312177 Thermosensitive recording materials
Infobox
Patent Number
073121770
Patent Number
73121770
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Patent Jurisdiction
Patent Number
073121770
Date of Patent
December 25, 2007
0Patent Application Number
109333910
Date Filed
September 3, 2004
0Official Website
Patent Primary Examiner
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US Patent 07312177 Thermosensitive recording materials
Infobox
Is a
Patent jurisdiction
Patent number
07312177
Date of patent
December 25, 2007
Patent application number
10933391
Date Filed
September 3, 2004
Patent primary examiner
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