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. 20, 2001
Filed:
Dec. 29, 1997
Applicant:
Inventors:
Hidetoshi Fukuo, Yao, JP;
Shinji Tsujio, Sakai, JP;
Assignee:
Sakura Color Products Corporation, Osaka-fu, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/738 ;
U.S. Cl.
CPC ...
B32B 2/738 ;
Abstract
A primary object of this invention is to provide a novel crayon which assures that the crayon has all of higher safety, superior writability and improved adhesion, and the invention provides a crayon containing a pigment component, a gelling agent, an organic solvent and a resin component, the organic solvent consisting of propylene glycol monomethyl ether and dipropylene glycol monomethyl ether.