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:
Apr. 02, 2024
Filed:
Feb. 21, 2022
Applicant:
Seagate Technology Llc, Fremont, CA (US);
Inventors:
Xiaomin Yang, Livermore, CA (US);
Kim Yang Lee, Fremont, CA (US);
Thomas Young Chang, Menlo Park, CA (US);
ShuaiGang Xiao, San Ramon, CA (US);
Sha Zhu, Fremont, CA (US);
Assignee:
Seagate Technology LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/84 (2006.01); G03F 7/00 (2006.01); G03F 7/36 (2006.01);
U.S. Cl.
CPC ...
G11B 5/84 (2013.01); G03F 7/0002 (2013.01); G03F 7/36 (2013.01);
Abstract
The present disclosure relates to methods of manufacturing at least a portion of a magnetic layer of a magnetic recording disk. The methods include forming a plurality of sacrificial, discrete structures via imprint lithography. The sacrificial, discrete structures are used to form a plurality of three-dimensional segregant structures in a magnetic layer of the magnetic recording disk. The present disclosure also relates to corresponding magnetic recording disks.