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:
Oct. 21, 1986
Filed:
Jan. 24, 1984
Applicant:
Inventors:
Katsuhiko Takano, Yokohama, JP;
Shigeharu Iijima, Kawasaki, JP;
Satoshi Yoshihara, Kawasaki, JP;
Masaaki Matsushima, Machida, JP;
Hiroyoshi Kishi, Tokyo, JP;
Eizo Sasamori, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
428336 ; 360134 ; 360135 ; 360136 ; 427128 ; 427131 ; 427132 ; 428694 ; 428695 ; 428900 ; 4284111 ;
Abstract
A recording medium comprising a substrate, a recording layer formed thereupon, and an anticorrosive layer which covers the recording layer and contains a chemical to prevent the corrosion of the recording layer.
Takano, Katsuhiko. (1986). Recording medium (U.S. Patent No. 4618537). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4618537
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile