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:
Jan. 08, 1991
Filed:
Jul. 12, 1989
Applicant:
Inventors:
Shigetoshi Hiraishi, Tokyo, JP;
Mitsuru Fuchigami, Takasago, JP;
Masahiro Miyauchi, Takasago, JP;
Kazuo Kabashima, Yokohama, JP;
Assignees:
Mitsubishi Paper Mills, Tokyo, JP;
Asahi Kasei Kogyo Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503217 ; 427151 ; 503216 ; 503218 ; 503220 ;
Abstract
A recording material wherein a color forming system comprising (a) a fluorene compound as a dye precursor, (b) a color developer, (c) an isocyanate compound, and (d) in imido compound, gives a developed color image having an absorption at near infrared portion and excellent image storability.