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:
Dec. 31, 2024
Filed:
Apr. 10, 2019
Applicant:
Kikuo Yamada, Tokyo, JP;
Inventor:
Kikuo Yamada, Tokyo, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
A47L 13/16 (2006.01); B32B 1/08 (2006.01); B32B 3/30 (2006.01); B32B 5/26 (2006.01); D04H 1/26 (2012.01); D04H 1/54 (2012.01); D04H 1/58 (2012.01);
U.S. Cl.
CPC ...
A47L 13/16 (2013.01); B32B 1/08 (2013.01); B32B 3/30 (2013.01); B32B 5/266 (2021.05); D04H 1/26 (2013.01); D04H 1/54 (2013.01); D04H 1/58 (2013.01); B32B 2432/00 (2013.01);
Abstract
A cleaning sheet that is capable of reliably capturing dust without damaging a cleaning target surface regardless of size and the like of dust falling on the cleaning target surface is described. The cleaning sheet for cleaning a cleaning target object includes a base material sheet, a first brush portion that is provided to the base material sheet and is formed of a fiber material, and a second brush portion that is provided to the base material sheet and is formed of crushed pulp materials that are layered.