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:
Jul. 09, 1996
Filed:
Apr. 24, 1995
Applicant:
Inventors:
Hirotomo Masuya, Inagawa-cho, JP;
Masayoshi Yamaoka, Toyonaka, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
549 62 ; 549 76 ; 549 77 ; 549 78 ; 549 79 ; 549 80 ; 549 81 ; 549 83 ;
Abstract
There are disclosed novel hydroquinone derivatives of the formulas: ##STR1## The derivatives of the formula (I) have various pharmacological activities such as antioxidation in living bodies and are useful as medicaments, and the derivatives of the formula (II) are intermediates for the production thereof.