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.

Date of Patent:
Aug. 19, 2003

Filed:

Dec. 11, 2000
Applicant:
Inventors:

Kazuo Kato, Kanagawa, JP;

Kazuko Hanai, Kanagawa, JP;

Mikio Ono, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/71 ;
U.S. Cl.
CPC ...
G11B 5/71 ;
Abstract

A magnetic recording medium comprises: a support; and at least one magnetic layer comprising a binder and a ferromagnetic alloy powder including Fe, wherein the magnetic recording medium has a surface scratch depth of 370 nm to 460 nm, and has a surface lubricant index of 4 to 11.


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