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:
Mar. 16, 1993
Filed:
Aug. 23, 1991
Shinobu Miyauchi, Numazu, JP;
Norio Kurisu, Susono, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A thermosensitive recording material being composed of a support; a thermosensitive coloring layer, formed on the support, which contains a leuco dye and a color developer capable of inducing color formation in the leuco dye upon application of heat thereto; an overcoat layer, formed on the thermosensitive coloring layer, which contains a first resin component crosslinked by a first crosslinking agent; and a backcoat layer, formed on the back side of the support opposite to the thermosensitive coloring layer, which contains a second resin component crosslinked by a second crosslinking agent, with at least the first resin component being different from the second resin component or the first crosslinking agent being different from the second crosslinking agent.