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:
Sep. 30, 2014
Filed:
Mar. 17, 2010
Applicants:
Tohru Ohshima, Kanagawa, JP;
Michihiko Namba, Kanagawa, JP;
Kiyofumi Nagai, Tokyo, JP;
Atsushi Hasegawa, Niigata, JP;
Shuichi Oguma, Niigata, JP;
Hisanori Sakatsume, Niigata, JP;
Inventors:
Tohru Ohshima, Kanagawa, JP;
Michihiko Namba, Kanagawa, JP;
Kiyofumi Nagai, Tokyo, JP;
Atsushi Hasegawa, Niigata, JP;
Shuichi Oguma, Niigata, JP;
Hisanori Sakatsume, Niigata, JP;
Assignees:
Ricoh Company, Ltd., Tokyo, JP;
Hokuetsu Kishu Paper Co., Ltd., Nagaoka-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); B41M 5/52 (2006.01); B41M 5/50 (2006.01); C09D 7/12 (2006.01); C09D 11/38 (2014.01); C08K 3/34 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
B41M 5/5218 (2013.01); B41J 2/01 (2013.01); B41M 5/502 (2013.01); C08K 3/346 (2013.01); C08K 3/36 (2013.01); C09D 7/1216 (2013.01); C09D 11/38 (2013.01);
Abstract
A printing medium including at least base paper and a coating layer, wherein the coating layer is directly formed on the base paper by a cast coating method using a coating liquid, which contains kaolin and amorphous silica and contains the amorphous silica in an amount of 3% by mass to 20% by mass.