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:
Aug. 21, 2001
Filed:
Oct. 27, 1999
Applicant:
Inventors:
Yoshio Takeuchi, Toyama, JP;
Norio Shibata, Toyama, JP;
Emiko Suzuki, Toyama, JP;
Yoichi Iimura, Ibaraki, JP;
Takashi Kosasa, Ibaraki, JP;
Yoshiharu Yamanishi, Ibaraki, JP;
Hachiro Sugimoto, Ibaraki, JP;
Assignee:
Eisai Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 4/340 ;
U.S. Cl.
CPC ...
A01N 4/340 ;
Abstract
The present invention provides a novel compound useful as a medicament, an acetylcholinesterase inhibitor, and an agent for preventing, treating and improving various kinds of senile dementia, Alzheimer-type senile dementia, cerebrovascular dementia or attention deficit hyperactivity disorder, namely, 1-benzyl-4-[(5,6-dimethoxy-2-fluoro-1-indanone)-2-yl]methylpiperidine represented by the following formula: