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:
Jun. 08, 1982
Filed:
Dec. 31, 1980
Applicant:
Inventors:
Noboru Yamato, Tokyo, JP;
Tosimi Satake, Tokyo, JP;
Assignee:
Jujo Patper Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
428531 ; 106 21 ; 162162 ; 282 275 ; 427150 ; 427151 ; 427152 ; 428328 ; 428488 ; 428537 ; 428913 ; 524437 ; 524594 ;
Abstract
A heat-sensitive recording paper containing in its color-developing layer aluminum hydroxide as fillers and a colorless or pale-colored chromogenic dyestuff and a phenolic substance as chromogenic elements. This heat-sensitive recording paper incorporates high image density and very preferable recording aptitude with less abrasiveness and less residues accumulated even for long time recording.