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:
May. 02, 2000
Filed:
Jan. 20, 1998
Applicant:
Inventors:
Ichiro Tsuchiya, Hino, JP;
Hiroyuki Uemura, Hino, JP;
Assignee:
Konica Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
428195 ; 428480 ; 428500 ; 428511 ; 428513 ; 4285375 ; 428704 ; 347105 ;
Abstract
A recording sheet for ink-jet recording comprising a support, and provided on one side of the support, an ink receiving layer, wherein the ink receiving layer contains a compound represented by the following formula I: ##STR1## wherein Q.sup.1 and Q.sup.2 independently represent a non-metallic atomic group necessary to form an acidic nitrogen-containing heterocyclic ring; L.sup.1, L.sup.2, and L.sup.3 independently represent a substituted or unsubstituted methine group; M represents a cationic group; m represents an integer of 0 to 4; and n represents a number necessary to neutralize the charge of the molecule.