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:
Dec. 13, 2016
Filed:
Jul. 17, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Atsushi Takahashi, Kyoto, JP;
Fumio Yamauchi, Kyoto, JP;
Masato Minami, Kawasaki, JP;
Satoshi Ogawa, Kyoto, JP;
Kengo Kanazaki, Kyoto, JP;
Satoshi Yuasa, Yokohama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 49/22 (2006.01); A61K 49/00 (2006.01);
U.S. Cl.
CPC ...
A61K 49/221 (2013.01); A61K 49/0034 (2013.01);
Abstract
The present invention provides a photoacoustic imaging contrast medium which exhibits a high degree of accumulation into a tumor even when some extent of time has passed after performing administration and which facilitates an increase in the intensity of photoacoustic signal produced by the tumor. A compound produced by covalent-bonding of an organic dye which absorbs light in the near-infrared wavelength region and a PEG having a branch.