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:
May. 12, 1987
Filed:
May. 29, 1985
Applicant:
Inventors:
Akihiro Kimura, Sagamihara, JP;
Toshio Ando, Fujisawa, JP;
Toshikazu Nishihara, Zama, JP;
Toshio Kato, Yamato, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
428336 ; 427131 ; 427132 ; 428694 ; 428900 ;
Abstract
A magnetic recording medium of the type which comprises a non-magnetic support, and a thin magnetic metal layer formed on at least one surface of the support is described. The magnetic metal layer is protected with a carbon nitride layer.