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:
Dec. 28, 1999
Filed:
Sep. 04, 1997
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Pilot, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; B43L / ; G09F / ; C09D / ;
U.S. Cl.
CPC ...
252 6254 ; 252 6253 ; 516 22 ; 516101 ; 434409 ; 428900 ;
Abstract
A dispersion composition suitable for a magnetic display which comprises 10 to 30 wt % of magnetic particles having a particle diameter of 10 to 150 .mu.m, 0.01 to 0.5 wt % of an antistatic agent, 1 to 10% by weight of an organic thickening agent, 0.1 to 10% by weight of a colorant and a balance of an organic dispersing medium.