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:
Jun. 14, 2005
Filed:
Sep. 30, 1999
Applicants:
Akira Ebihara, Osaka, JP;
Shoichiro Noguchi, Kyoto, JP;
Keiji Nakanishi, Sanda, JP;
Inventors:
Assignees:
Kanebo, Limited, Tokyo, JP;
Kanebo Gohsen, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B033/00 ; D03D001/00 ; D03D015/00 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a tape for polishing the surface of a substrate of a magnetic recording medium, and a thin-fineness filament obtained by dissolving a dissolving component of a dissolution-decomposition type composite yarn consisting of a nylon component and the dissolving component is used as piles of a flocked cloth, warps of a fabric, and webs of a nonwoven fabric. The polishing tape of the present invention can noticeably improve the surface roughness of the polished substrate.