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:
Apr. 17, 1990
Filed:
Dec. 16, 1988
Applicant:
Inventors:
Mitsuo Akutsu, Tokyo, JP;
Syuji Iwakura, Saitama, JP;
Keiji Oya, Saitama, JP;
Keiji Tabata, Saitama, JP;
Assignee:
Adeka Argus Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503216 ; 427150 ; 503217 ; 503225 ;
Abstract
A heat-sensitive recording material which comprises a usually colorless or light-colored coloring material together with one or more compounds selected from among bissulfonate compounds, 2-substituted cyclohexyl sulfonate derivatives and biscycloalkyl aryldisulfonate derivatives.