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. 18, 1977
Filed:
Dec. 24, 1974
Applicant:
Inventors:
Assignee:
General Company, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428532 ; 428191 ; 428537 ; 428913 ; 427148 ; 106 23 ; 250317 ; 96 2 / ; 96 4 / ;
Abstract
A heat sensitive recording member is composed of a support and a heat sensitive layer overlying the support. The heat sensitive layer contains an iron salt of a higher fatty acid and gallic acid as color forming components, a stilbene series fluorescent dye as an unusual color forming inhibitor, and hydroxypropyl cellulose and hydroxypropyl methylcellulose.