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. 07, 2015
Filed:
Jul. 30, 2013
Applicant:
Hgst Netherlands B.v., Amsterdam, NL;
Inventors:
John M. Burns, San Jose, CA (US);
Hong Deng, San Jose, CA (US);
Xing-Cai Guo, Tracy, CA (US);
Bruno Marchon, Palo Alto, CA (US);
Daryl J. Pocker, San Jose, CA (US);
Robert Waltman, Gilroy, CA (US);
Assignee:
HGST NETHERLANDS B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01); C10M 107/38 (2006.01); C08G 65/00 (2006.01); C09D 171/00 (2006.01); G11B 5/725 (2006.01);
U.S. Cl.
CPC ...
C10M 107/38 (2013.01); Y10T 428/1164 (2015.01); C08G 65/007 (2013.01); C08G 2650/48 (2013.01); C09D 171/00 (2013.01); G11B 5/725 (2013.01);
Abstract
A surface agent includes two end portions and a middle portion disposed between the end portions. The end portions include a terminal section and a midsection. The terminal section includes at least one surface active functional group. The midsection includes at least one perfluoroethyl ether unit. The middle portion includes at least one perfluorobutyl ether unit.