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. 25, 1997
Filed:
Aug. 14, 1996
Mansuke Matsumoto, Kawanishi, JP;
Nobuaki Sasaki, Souraku-gun, JP;
Bunji Sawano, Minamikawachi-gun, JP;
Kiyoharu Hasegawa, Yokohama, JP;
Kazuyoshi Kikkawa, Kamakura, JP;
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Yamamoto Chemicals, Inc., Yao, JP;
Abstract
A heat-sensitive recording material which has a support and a heat-sensitive recording layer containing at least one carboxylate represented by the following formula (1) or (2) ##STR1## wherein a ring X is an aromatic residue which may have a substitute; the other substituents are as defined herein. The heat-sensitive recording material exhibits excellent color image stability and can provide an optically character-readable sharp image.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile