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:
Sep. 29, 1998
Filed:
Apr. 23, 1996
Michiei Nakamura, Tokyo, JP;
Keiji Nakajima, Tokyo, JP;
Shigeru Sakamoto, Tokyo, JP;
Takamitsu Shinoda, Tokyo, JP;
Mitsuo Yamazaki, Tokyo, JP;
Kanako Sato, Tokyo, JP;
Motohisa Maruyama, Tokyo, JP;
Hiroyoshi Terada, Tokyo, JP;
Akira Nishio, Tokyo, JP;
Masanori Takakamo, Tokyo, JP;
Toshiaki Anzai, Tokyo, JP;
Dainichiseika Color & Chemicals Mfg. Co., Ltd., Tokyo, JP;
Ukima Colour & Chemicals Mfg. Co., Ltd, Tokyo, JP;
Abstract
A composition for a black matrix is disclosed. The composition is composed of a black pigment and a binder for the pigment. The black pigment is a compound-oxide black pigment, which comprises at least two metal oxides and has a spinel or inverse-spinel crystalline structure. Also discloses are a process for the formation of a black matrix from the composition and an article provided with a black matrix so formed.