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:
Dec. 06, 1988
Filed:
Feb. 10, 1987
Applicant:
Inventors:
Kanji Meguro, Nishinomiya, JP;
Kohei Nishikawa, Kyoto, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
5142298 ; 5142305 ; 544101 ; 544105 ;
Abstract
1,4-Benzoxazine derivatives representable by the general formula; ##STR1## wherein R.sup.1 and R.sup.2 independently stand for hydrogen, halogen atom, nitro group, an optionally substituted lower alkyl group, an optionally substituted amino group, an optionally substituted hydroxyl group, a lower alkoxycarbonyl group, or when R.sup.1 and R.sup.2 are adjacent to each other,