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. 22, 1993
Filed:
Jul. 30, 1992
Applicant:
Inventors:
Ryuji Ueno, Hyogo, JP;
Tomio Oda, Hyogo, JP;
Assignee:
K.K. Ueno Seiyaku Oyo Kenkyujo, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560121 ; 562503 ;
Abstract
A compound of the formula: ##STR1## wherein L and M are hydrogen atom, hydroxy, lower alkyl, hydroxy(lower)alkyl or oxo, provided that at least one of L and M is not hydrogen atom and that the five-membered ring may have one or two double bonds,