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:
Jul. 17, 1984
Filed:
Jun. 01, 1982
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
346207 ; 4283206 ; 428323 ; 428326 ; 428327 ; 428341 ; 428342 ; 428354 ; 428914 ; 346214 ; 346200 ; 346226 ;
Abstract
A microcapsule coated sheet for pressure sensitive copying paper, which comprises a support having provided thereon, in sequence, a first coating layer primarily comprising (1) microcapsules retaining an oil containing an electron donating color former dissolved or dispersed therein and (2) inorganic or organic solid fine particles which do not substantially form color when in contact with said electron donating color former, and a second coating layer primarily comprising an adhesive.