The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 31, 2023
Filed:
Jun. 23, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A heat sensitive transfer sheet that achieves high optical density and high light resistance without generating scumming. The heat sensitive sheet has a base material and a coloring material layer formed on the base material, and the coloring material layer includes a compound represented by the following formula (1) and a particular dye compound: whereinRand Reach independently represent a hydrogen atom, an alkyl group, an aralkyl group, an unsubstituted aryl group or an aryl group having a substituent; andRand Rto Reach independently represent a hydrogen atom or an alkyl group.
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