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. 03, 1987
Filed:
Apr. 27, 1984
Applicant:
Inventors:
Yukio Matsumoto, Mito, JP;
Masaru Hanayama, Mito, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428323 ; 360134 ; 360135 ; 360136 ; 427128 ; 428328 ; 428694 ; 428900 ; 428480 ;
Abstract
A magnetic recording medium comprising a flexible support and a magnetic layer formed on the flexible support. The flexible support is made of a resin composition which comprises thermoplastic resins and particles of titanium monoxide or dititanium trioxide. The particles are dispersed in the thermoplastic resin in an amount of 0.03 to 10 wt % of the composition and have an average size below 2.5 .mu.m.