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.:

US 8518564 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 27, 2013

Filed:

Apr. 15, 2010
Applicants:

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);

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);
U.S. Cl.
CPC ...
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.


Find Patent Forward Citations

Burns, John. (2013). Perfluoropolyether lubricant and systems comprising same (U.S. Patent No. 8518564). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8518564

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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