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. 02, 2014
Filed:
May. 27, 2011
Wataru Kurokawa, Yokohama, JP;
Seitaro Kanazawa, Yokohama, JP;
Shinichi Taya, Kudamatsu, JP;
Kunihiro Yoshimura, Kudamatsu, JP;
Naomi Iida, Kudamatsu, JP;
Miwa Iida, Shinagawa-ku, JP;
Masahiko Matsukawa, Shinagawa-ku, JP;
Wataru Kurokawa, Yokohama, JP;
Seitaro Kanazawa, Yokohama, JP;
Shinichi Taya, Kudamatsu, JP;
Kunihiro Yoshimura, Kudamatsu, JP;
Naomi Iida, Kudamatsu, JP;
Miwa Iida, Shinagawa-ku, JP;
Masahiko Matsukawa, Shinagawa-ku, JP;
Toyo Seikan Group Holdings, Ltd., Tokyo, JP;
Toyo Kohan Co., Ltd., Tokyo, JP;
Abstract
A surface-treated steel plate obtained by forming, on at least one surface of the steel plate by cathodic electrolysis, a surface-treating film which contains a mixed oxide of an oxide of Fe and at least one of an oxide of Zr or an oxide of Ti, and a polycarboxylic acid, the amount of Zr or Ti, or the total amount of Zr and Ti if both of them are present, being from 3 to 300 mg/mand the amount of C being from 0.1 to 5.0 mg/m.