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.

Date of Patent:
Aug. 28, 1990

Filed:

Mar. 18, 1988
Applicant:
Inventors:

Toshio Kawamata, Kanagawa, JP;

Kazuhiko Morita, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428141 ; 427131 ; 428336 ; 428694 ; 428695 ; 428900 ;
Abstract

A magnetic recording medium comprising a non-magnetic support having provided thereon, in order:


Find Patent Forward Citations

Kawamata, Toshio. (1990). Magnetic recording medium (U.S. Patent No. 4952444). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4952444

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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