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.:

US 7510750 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 31, 2009

Filed:

Dec. 17, 2004
Applicants:

Chizuru Koga, Ebina, JP;

Kiyoshi Hosoi, Ebina, JP;

Takashi Ogino, Ebina, JP;

Tsukasa Matsuda, Ebina, JP;

Inventors:

Chizuru Koga, Ebina, JP;

Kiyoshi Hosoi, Ebina, JP;

Takashi Ogino, Ebina, JP;

Tsukasa Matsuda, Ebina, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A recording paper containing pulp fibers and filler as main components and containing at least a heterocyclic carboxylic acid and a water-soluble polymer in the surface of the recording paper, wherein the surface contains at least one kind of cationic substance selected from the group consisting of a cationic organic molecule and a metal salt containing a metal cation of valency two or greater.


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