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. 06, 1989
Filed:
Nov. 13, 1986
Applicant:
Inventors:
Kazuhiko Yamanishi, Tokyo, JP;
Toshiro Hanada, Kawagoe, JP;
Assignee:
Wako-Pure Chemical Industries, Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
548146 ; 548250 ; 548252 ; 548254 ; 530 46 ; 530103 ;
Abstract
An aqueous solution containing a tetrazolium compound used for determining superoxide ions can be stabilized by adding .beta.-cyclodextrin and/or a derivative thereof and/or .gamma.-cyclodextrin.