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:
Feb. 16, 1988
Filed:
Oct. 07, 1986
Applicant:
Inventors:
Nobuo Tsuji, Kanagawa, JP;
Yasuo Nishikawa, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428340 ; 427128 ; 427131 ; 427132 ; 428694 ; 428695 ; 428704 ; 428900 ; 428457 ;
Abstract
A magnetic recording medium is described, comprising a non-magnetic support having provided thereon a ferromagnetic thin metal film, wherein a layer consisting essentially of a boric acid ester compound is provided on the ferromagnetic thin metal film.
Tsuji, Nobuo. (1988). Magnetic recording medium (U.S. Patent No. 4725496). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4725496
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile