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:
Jun. 25, 1991
Filed:
Apr. 27, 1989
Applicant:
Inventors:
Ikuo Kitamura, Kyoto, JP;
Hideki Aomi, Osaka, JP;
Satoshi Koyama, Osaka, JP;
Katsushi Tokunaga, Habikino, JP;
Kazuo Okamura, Itami, JP;
Assignee:
Daikin Industries Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428403 ; 428404 ; 252 6255 ;
Abstract
Iron carbide fine particles which have a coating layer of at least one metal compound selected from the group consisting of copper compound and manganese compound.