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:
Nov. 23, 1993
Filed:
Aug. 23, 1990
Applicant:
Inventors:
Shusuke Kakiuchi, Tochigi, JP;
Makoto Ishii, Tochigi, JP;
Seiko Ikoma, Tochigi, JP;
Atsuo Nakae, Saitama, JP;
Seizo Maeshima, Tochigi, JP;
Masakazu Furukawa, Tochigi, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428156 ; 428172 ; 428212 ; 428219 ; 428220 ; 428289 ; 428290 ; 156219 ; 156220 ; 156209 ; 1510493 ; 152091 ;
Abstract
A water-disintegrable cleaning article in a laminated sheet form comprising a laminated sheet prepared by sandwiching an inner sheet in between outer sheets, embossing the resultant laminate, and impregnating the embossed laminate with a water-containing cleaning agent. The cleaning article is provided with a difference in the content of a water-soluble binder between both sides of each of the outer sheets, with the side having a higher water-soluble binder content facing the inner sheet on each side thereof.