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:
Mar. 18, 2014
Filed:
May. 18, 2010
Applicants:
Tsuyoshi Kawai, Ikoma, JP;
Yasuchika Hasegawa, Ikoma, JP;
Tetsuya Nakagawa, Ikoma, JP;
Inventors:
Assignees:
National University Corporation, Nara, JP;
Nara Institute of Science and Technology, Nara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 333/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a metal complex that is large in degree of a change in emission intensity, the change being caused by a change in molecular structure of a ligand through a photochromic reaction. The metal complex is arranged such that a diarylethene-based photochromic molecule coordinates to a metal ion via two groups directly bonded to respective reaction site carbons and that the groups are each independently a group selected from Formula Group (1) below.