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:
Nov. 12, 1991
Filed:
Jun. 29, 1989
Applicant:
Inventors:
Takahiro Torii, Takasago, JP;
Masahiro Miyauchi, Takasago, JP;
Haruyoshi Funae, Takasago, JP;
Tomonori Kiriyama, Takasago, JP;
Assignee:
Mitsubishi Paper Mills Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503200 ; 427152 ; 503226 ;
Abstract
A thermosensitive recording material bearing a specific intermediate layer comprising a specific alkyl ammonium salt provides a high color density even with a low printing energy and minimized background strain. The intermediate layer is provided between a support and a thermosensitive recording layer.