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. 23, 1996
Filed:
Jul. 09, 1993
Applicant:
Inventor:
Yoshiyuki Nabata, Tochigi, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428336 ; 428341 ; 428421 ; 428422 ; 4286 / ; 4286 / ; 4286 / ; 428695 ; 428900 ;
Abstract
A fluorine-containing lubricant having a linear structure devoid of polar groups at the terminals of its molecule, and has at least two polar groups on the intermediate carbon chain of the molecule is disclosed. A magnetic recording medium employing the lubricant is also disclosed.