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:
Jul. 13, 2010
Filed:
Aug. 14, 2007
Solomon Assefa, Elmsford, NY (US);
Michael C. Gaidis, Wappingers Falls, NY (US);
Eric A. Joseph, White Plains, NY (US);
Stuart Stephen Papworth Parkin, San Jose, CA (US);
Christy S. Tyberg, Mahopac, NY (US);
Solomon Assefa, Elmsford, NY (US);
Michael C. Gaidis, Wappingers Falls, NY (US);
Eric A. Joseph, White Plains, NY (US);
Stuart Stephen Papworth Parkin, San Jose, CA (US);
Christy S. Tyberg, Mahopac, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
In one embodiment, the invention is a method and apparatus for fabricating sub-lithography data tracks for use in magnetic shift register memory devices. One embodiment of a memory device includes a first stack of dielectric material formed of a first dielectric material, a second stack of dielectric material surrounding the first stack of dielectric material and formed of at least a second dielectric material, and at least one data track for storing information, positioned between the first stack of dielectric material and the second stack of dielectric material, the data track having a high aspect ratio and a substantially rectangular cross section.