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:
Jan. 17, 2017
Filed:
Mar. 13, 2013
Applicant:
Wd Media, Llc, San Jose, CA (US);
Inventors:
Assignee:
WD Media, LLC, San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01); G11B 5/667 (2006.01); G11B 5/84 (2006.01); G11B 5/851 (2006.01);
U.S. Cl.
CPC ...
G11B 5/667 (2013.01); G11B 5/8404 (2013.01); G11B 5/851 (2013.01);
Abstract
Systems and methods for providing high performance soft magnetic underlayers for magnetic recording media are described. One such magnetic recording medium includes a substrate, an amorphous soft magnetic underlayer including CoFeMoNb on the substrate, where an atomic percent of the Mo is greater than about 8 and an atomic percent of the Nb is greater than about 9, and a magnetic recording layer on the soft magnetic underlayer.