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:
Aug. 08, 1995
Filed:
Dec. 30, 1993
Applicant:
Inventors:
Hisake Tanabe, Kiyoto, JP;
Shingi Nakano, Osaka, JP;
Yasuhiko Nakae, Osaka, JP;
Satoshi Urano, Kyoto, JP;
Yoshio Eguchi, Osaka, JP;
Assignee:
Nippon Paint Co., Ltd., Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 / ; 106 / ;
Abstract
A heat sensitive color developing material containing an electron donating color forming organic compound, a heat activating compound, and a color developer. This material exhibits excellent heat sensitivity and enables rapid color development at low cost.