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:
Apr. 17, 2012
Filed:
Nov. 30, 2005
Applicants:
Norikazu Ohtake, Tsukuba, JP;
Takuya Suga, Tsukuba, JP;
Shigeru Tokita, Tsukuba, JP;
Inventors:
Assignee:
MSD K.K., Chiyoda-Ku, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/4545 (2006.01); C07D 213/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
Compounds of a formula (I) [wherein, A represents formula (III-1) R3 is a hydrogen, lower alkyl et al; m is 0 or 1; R1 is a hydrogen atom, halogen atom et al, R2 is a hydrogen et al; p is 0 to 4; X is a carbon atom or nitrogen atom; and X1 to X4 is a lower alkyl et al], or pharmaceutical acceptable salts thereof. These have a potency antagonistic to binding to histamine H3 receptor, or have a potency inhibiting the constant activity of histamine H3 receptor, and are useful in the therapy of obesity, diabetes et al.