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:
May. 31, 2005
Filed:
Aug. 26, 2002
Applicants:
Masahiro Aoki, Yamaguchi, JP;
Yasushi Hara, Yamaguchi, JP;
Inventors:
Masahiro Aoki, Yamaguchi, JP;
Yasushi Hara, Yamaguchi, JP;
Assignee:
Tosoh Corporation, Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C229/00 ;
U.S. Cl.
CPC ...
Abstract
An aminopolycarboxylate is described, which is represented by the following formula (1):wherein M, M, Mand Mindependently represent each an alkali metal ion. A process for producing the aminopolycarboxylate; a biodegradable chelating agent which comprises as the active component the aminopolycarboxylate; and a sequestering agent which comprises as the active component the aminopolycarboxylate are also described.