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:
Dec. 25, 2007
Filed:
Oct. 24, 2003
Kaoru Hamada, Tokyo, JP;
Kenji Hirai, Tokyo, JP;
Takanori Otsuhata, Tokyo, JP;
Takashi Date, Tokyo, JP;
Junpei Natsui, Tokyo, JP;
Yoshihide Kimura, Tokyo, JP;
Aya Katoh, Tokyo, JP;
Kaoru Hamada, Tokyo, JP;
Kenji Hirai, Tokyo, JP;
Takanori Otsuhata, Tokyo, JP;
Takashi Date, Tokyo, JP;
Junpei Natsui, Tokyo, JP;
Yoshihide Kimura, Tokyo, JP;
Aya Katoh, Tokyo, JP;
Nippon Paper Industries Co., Ltd., Tokyo, JP;
Abstract
A thermally sensitive recording medium including on a support a thermally sensitive color development layer containing: a compound represented by the following general formula (1) as an organic color developing agent; and an oxalate compound represented by the following general formula (2) as a sensitizer. (In the formula (1): M represents CO or NRCO; when M is CO, mis 1; and when mis 0 and M is NRCO, B is not 0.)