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:
Jun. 25, 2013
Filed:
Sep. 09, 2010
Applicant:
Ing-jun Chen, Kaohsiung, TW;
Inventor:
Ing-Jun Chen, Kaohsiung, TW;
Assignee:
Kaohsiung Medical University, Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/60 (2006.01); A61K 31/497 (2006.01); C07D 473/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A series of monoquarternary piperazium salts including a structure of a formula I or II are provided. In formula I or II, R, R, and RX are as defined in the specification. The monoquarternary piperazium salt of KMUP or piperazine disclosed in the present invention is characterized by being presented in a pro-drug form and having various pharmaceutical functions.