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:
Oct. 25, 2011
Filed:
Aug. 13, 2009
Norikazu Ohtake, Tsukuba, JP;
Akira Naya, Tsukuba, JP;
Yuji Haga, Tsukuba, JP;
Makoto Jitsuoka, Moriya, JP;
Takuya Suga, Tsukuba, JP;
Ryo Yoshimoto, Tsukuba, JP;
Shigeru Tokita, Tsukuba, JP;
Akio Kanatani, Ushiku, JP;
Norikazu Ohtake, Tsukuba, JP;
Akira Naya, Tsukuba, JP;
Yuji Haga, Tsukuba, JP;
Makoto Jitsuoka, Moriya, JP;
Takuya Suga, Tsukuba, JP;
Ryo Yoshimoto, Tsukuba, JP;
Shigeru Tokita, Tsukuba, JP;
Akio Kanatani, Ushiku, JP;
MSD K.K., Chiyoda-ku, JP;
Abstract
Provided are compounds of a formula (I) and their pharmaceutically-acceptable salts: wherein X1, X2 and X3 each independently represent N or CH; W represents the following formula (II): or the following formula (III): Y represents a group of a formula (IV): The compounds have a histamine-H3 receptor antagonistic or inverse-agonistic activity and are useful for remedy and/or prevention of obesity, diabetes, hormone secretion disorders, sleep disorders, etc.