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 7380485 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 03, 2008

Filed:

Oct. 11, 2002
Applicants:

Kennichi Sekiya, Kobe, JP;

Masahide Kaneko, Shinagawa-ku, JP;

Shinnichi Kadode, Kaga, JP;

Inventors:

Kennichi Sekiya, Kobe, JP;

Masahide Kaneko, Shinagawa-ku, JP;

Shinnichi Kadode, Kaga, JP;

Assignee:

KB Seiren, Ltd., Sabae, Fukui, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cleaning tool includes a cord-like structure formed from yarn, that includes at least in part thereof fine fibers of which the fineness of a single fiber is 1.1 decitex or lower, entwined into a cord shape so that the ends of the fibers are not exposed to the outside of the fabric while the total surface area is from 150000 to 2500000 mper 1 mand the apparent density is from 100000 to 700000 g/m. Such a cleaning tool is capable of cleaning the surface of an object that has irregularities and gaps even when the surface irregularities and gaps are very small.


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