Method of forming an image on a substrate

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United States of America Patent

PATENT NO 9731533
APP PUB NO 20150328912A1
SERIAL NO

14357368

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method of forming an image on a substrate by applying energy, involves a substrate in or on which there are at least two different color-change agents, i.e. a first color-change agent capable of giving rise to at least two different colors; and a second color-change agent capable of giving rise to at least one different color than achievable with the first color change agent. A preferred embodiment of the invention is a multi-layer laminate comprising, in order, a layer comprising the first agent, a barrier layer, and a layer comprising the second agent.

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Patent Owner(s)

Patent OwnerAddress
DATALASE LTDWIDNES CHESHIRE WA8 8FW

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Green, William Cheshire, GB 36 159
Jarvis, Anthony N Cheshire, GB 7 27
Walker, Martin Robert Cheshire, GB 7 123
Wyres, Christopher Anthony Cheshire, GB 7 45

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