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:
Aug. 27, 1985
Filed:
Mar. 09, 1984
Applicant:
Inventors:
Masao Asano, Hino, JP;
Wataru Fujimatsu, Hino, JP;
Kazumasa Matsumoto, Hino, JP;
Hideki Murata, Hino, JP;
Toshihiko Sato, Hino, JP;
Kenji Watanabe, Hino, JP;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
428323 ; 252 6254 ; 360134 ; 360135 ; 360136 ; 427128 ; 427131 ; 427132 ; 4284259 ; 4284258 ; 428694 ; 428695 ; 428704 ; 428900 ; 428337 ;
Abstract
A magnetic recording medium is described comprising a non-magnetic support layer, a magnetic layer and at least one layer of a high-molecular weight boron containing compound of the formula: ##STR1##