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:
Jul. 19, 2016
Filed:
Nov. 12, 2013
Applicant:
Tanaka Kikinzoku Kogyo K.k., Toyko, JP;
Inventors:
Assignee:
Tanaka Kikinzoku Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); C09B 57/10 (2006.01); H01M 14/00 (2006.01);
U.S. Cl.
CPC ...
C09B 57/10 (2013.01); H01M 14/00 (2013.01); Y02E 10/542 (2013.01); Y02P 70/521 (2015.11);
Abstract
The present invention relates to a method for recovering Ru complex dye from a used dye solution containing a polypyridine Ru complex as a Ru complex, the used dye solution having been discharged from a step of manufacturing a dye-sensitized solar cell, the method including the steps of: