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. 22, 1995
Filed:
Jan. 22, 1990
Applicant:
Inventors:
Motosuke Yamanaka, Chiba, JP;
Tomonori Hoshiko, Ibaraki, JP;
Shinji Suda, Ibaraki, JP;
Naoki Yoneda, Ibaraki, JP;
Nobuyuki Mori, Ibaraki, JP;
Mitsumasa Shino, Ibaraki, JP;
Hiroki Ishihara, Ibaraki, JP;
Mamoru Saito, Ibaraki, JP;
Toshiyuki Matsuoka, Ibaraki, JP;
Assignee:
Eisai Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514429 ; 546275 ; 5483147 ; 548527 ; 548577 ;
Abstract
A pyrrolidine compound having the following formula and a pharmacologically acceptable salt thereof is disclosed. It is useful in the pharmaceutical field. ##STR1## in which X is hydrogen, a halogen, or a lower alkyl, Y is --(CH2)n--, n being zero, 1 or 2, --S(O)p--, p being zero, 1 or 2, --O--, or --NH-- and R is phenyl, a substituent-having phenyl, naphtyl, a substituent-having naphthyl, a heteroaryl or a substituent-having heteroaryl.