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:
Nov. 06, 2012
Filed:
Jul. 16, 2008
Applicants:
Dhakshanamurthy Thirumalai, Hsinchu, TW;
Chin-i Lin, Yongkang, TW;
Shian-jy Wang, Hsinchu County, TW;
Inventors:
Dhakshanamurthy Thirumalai, Hsinchu, TW;
Chin-I Lin, Yongkang, TW;
Shian-Jy Wang, Hsinchu County, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 73/00 (2006.01); A61K 9/00 (2006.01); C07D 407/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dendritic polymer and a magnetic resonance imaging contrast agent employing the same. The magnetic resonance contrast agent includes the dendritic polymer according to the structure of SP-DZ-L))or SP-DX-Z-L)), wherein, S is cyclosilane moiety with j silicon oxygen residual groups, and j is not less than 2; P is and l is not less than 1; D is a Cdendritic moiety having n oxygen residue, and n is not less than 3; X is Cmoiety having bi-functional groups; Z is a Cmoiety having a plurality of functional group; and L is a metal cation.