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:
Oct. 02, 2007
Filed:
Nov. 12, 2004
Applicants:
Toru Ashida, Toyonaka, JP;
Narutoshi Hayashi, Niihama, JP;
Inventors:
Toru Ashida, Toyonaka, JP;
Narutoshi Hayashi, Niihama, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B 45/24 (2006.01); C09B 31/072 (2006.01);
U.S. Cl.
CPC ...
Abstract
Poly-azo compound selected from the group consisting compounds of the formula (I) and compounds of the formula (II), (wherein, Me represents copper, nickel, zinc or iron, A represents a naphthyl group having 1 to 3 sulfonic groups and further optionally having an alkyl group or alkoxy group, Rand Rrepresent each independently a hydrogen atom, alkyl group or alkoxy group, and Rrepresents an amino group or hydroxyl group.).