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:
Jul. 02, 1996
Filed:
Apr. 19, 1995
Applicant:
Inventor:
Toru Yashiro, Kamakura, JP;
Assignees:
Ricoh Company, Ltd., Tokyo, JP;
Yamada Chemical Co., Ltd., Kyoto, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 641 ; 428 642 ; 428 644 ; 428 648 ; 428913 ; 43027016 ; 4304951 ; 430945 ; 43027016 ; 369288 ; 369283 ;
Abstract
An optical information recording medium is disclosed which includes a substrate, and an information recording layer provided on the substrate and containing a specific metallophthalocyanine having a substituent which prevents the molecular association of the metallophthalocyanine and which contains at least one of O, S and N atoms.
Yashiro, Toru. (1996). Optical information recording medium (U.S. Patent No. 5532033). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5532033
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile