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:
Jun. 16, 2015
Filed:
Apr. 08, 2011
Applicants:
Bing MA, DongGuan, CN;
Weirong Shen, DongGuan, CN;
Chuanyu MO, DongGuan, CN;
Inventors:
Assignee:
SAE Magnetics (H.K.) Ltd., Hong Kong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 1/50 (2012.01); G11B 5/60 (2006.01); G11B 5/10 (2006.01); G11B 5/31 (2006.01);
U.S. Cl.
CPC ...
G11B 5/6082 (2013.01); G03F 1/50 (2013.01); G11B 5/102 (2013.01); G11B 5/3173 (2013.01);
Abstract
A bar mask for row bar processing includes at least a slider cover and at least a groove cover arranged adjacent to the slider cover. The groove cover is transparent, and the slider cover is opaque. The slider cover has two extending portions and an ABS portion arranged therebetween with some transparent patterns formed on the ABS portion. The ABS portion covers a single row bar, and the two extending portions each cover a row bar adjacent to the single row bar.