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. 19, 2008
Filed:
Feb. 14, 2003
Kazuhiro Seino, Sodegaura, JP;
Shinichi Nakagawa, Sodegaura, JP;
Tsutami Misawa, Sodegaura, JP;
Satoshi Kinoshita, Yao, JP;
Akihiro Kosaka, Yao, JP;
Hiroshi Terao, Yao, JP;
Yojiro Kumagae, Yao, JP;
Kazuhiro Seino, Sodegaura, JP;
Shinichi Nakagawa, Sodegaura, JP;
Tsutami Misawa, Sodegaura, JP;
Satoshi Kinoshita, Yao, JP;
Akihiro Kosaka, Yao, JP;
Hiroshi Terao, Yao, JP;
Yojiro Kumagae, Yao, JP;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
A phthalocyanine compound represented by the following general formula (I) and the mixture thereof, and an optical recording medium containing the compound/mixture in its recording layer. wherein in formula (I), M is two hydrogen atoms, a divalent metal atom, a mono-substituted trivalent metal atom, a di-substituted tetravalent metal atom, or an oxymetal, and L, L, Land Lare each independently formula (a), formula (b), or formula (c): wherein X, Y, Z and R are defined.