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. 02, 2015
Filed:
Dec. 16, 2011
Applicants:
Hong Deng, San Jose, CA (US);
Xing-cai Guo, Tracy, CA (US);
Vedantham Raman, Morgan Hill, CA (US);
Robert Waltman, Gilroy, CA (US);
Yu-chen Wu, San Jose, CA (US);
Inventors:
Hong Deng, San Jose, CA (US);
Xing-Cai Guo, Tracy, CA (US);
Vedantham Raman, Morgan Hill, CA (US);
Robert Waltman, Gilroy, CA (US);
Yu-Chen Wu, San Jose, CA (US);
Assignee:
HGST NETHERLANDS B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01); C10M 131/10 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
C10M 131/10 (2013.01); G11B 5/00 (2013.01);
Abstract
A surface agent includes two end portions and a middle portion disposed between the end portions. The end portions include an anchor group or a truncation group. The anchor group includes at least one surface active functional group. The midsection includes at least one perfluoroalkyl-branched perfluorinated ether unit.