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:
Apr. 07, 1998
Filed:
May. 12, 1995
Applicant:
Inventors:
Motohiro Sasaki, Kanagawa-ken, JP;
Masahiko Matsukawa, Kanagawa-ken, JP;
Katsuaki Yoshioka, Tokyo, JP;
Makoto Anan, Chiba-ken, JP;
Mitsuo Isomura, Tokyo, JP;
Yoshihiro Ashihara, Tokyo, JP;
Masahisa Okada, Tokyo, JP;
Assignees:
Nippon Paint Co., Ltd., Osaka-fu, JP;
Fujirebio Inc. (Fujirebio Kabushiki Kaisha), Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; C07K / ;
U.S. Cl.
CPC ...
435-794 ; 436526 ; 436532 ; 436533 ; 436534 ; 5303911 ;
Abstract
There are disclosed a magnetic particle for an immunoassay method, which comprises a core and a coating layer formed on the surface of the core wherein said core comprises an organic polymer matrix and said coating layer comprises a mixed crystal ferrite represented by the formula: