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 8705213 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 22, 2014

Filed:

Feb. 26, 2010
Applicants:

William Hill Butler, Tuscaloosa, AL (US);

Dimitar V. Dimitrov, Edina, MN (US);

Inventors:

William Hill Butler, Tuscaloosa, AL (US);

Dimitar V. Dimitrov, Edina, MN (US);

Assignee:

Seagate Technology LLC, Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01);
U.S. Cl.
CPC ...
Abstract

A disclosed device having a principle axis and including a magnetoresistive stack, the magnetoresistive stack having first and second opposing surfaces, the magnetoresistive stack including a free layer, a spacer layer, and a reference layer, wherein the spacer layer is positioned between the first and reference layer, the free layer includes magnetic material having a free magnetic orientation in a first plane; the spacer layer includes nonmagnetic material; and the reference layer includes magnetic material having a pinned magnetic orientation in a second plane, wherein the second plane is perpendicular to the first plane and parallel to the principle axis of the device; an insulating layer at least a portion of the outer surface of the magnetoresistive stack; a shielding layer surrounding at least a portion of the insulating layer; and a conducting layer, wherein the conducting layer provides electrical connection between the magnetoresistive stack and the shielding layer.


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