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:
Dec. 15, 1987
Filed:
Sep. 25, 1984
Applicant:
Inventors:
Yasuo Nishikawa, Kanagawa, JP;
Tsutomu Okita, Kanagawa, JP;
Yoshito Mukaida, Kanagawa, JP;
Masahiro Niinomi, Tokyo, JP;
Kenji Yanagihara, Tokyo, JP;
Mituo Kimura, Tokyo, JP;
Assignees:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Japan Synthetic Rubber Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428336 ; 427131 ; 428340 ; 428421 ; 428694 ; 428900 ; 428463 ; 428695 ;
Abstract
A magnetic recording medium is described, comprising a support having provided thereon a thin magnetic metal film, and a thin layer consisting essentially of at least one fluorinated polymer selected from 1,1-difluoroethylene polymer 1,1,2-trifluoroethylene polymer and the copolymer thereof being provided on at least one of the surface of the thin magnetic metal film and the surface of the support opposite to the thin magnetic metal film.