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:
Apr. 10, 1990
Filed:
Dec. 24, 1987
Applicant:
Inventors:
Masato Mizutani, Toyonaka, JP;
Masao Shiroshita, Nishinomiya, JP;
Nobuaki Mito, Takarazuka, JP;
Hiroki Okuda, Toyonaka, JP;
Masaharu Sakaki, Toyonaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
71 92 ; 544235 ; 560 34 ; 562439 ; 564167 ;
Abstract
A plant male sterilant, which comprises as an active ingredient a compound having the formula (I): ##STR1## in which X is --OH, --O.sup.- M.sup.+, --OR.sup.1 or ##STR2## wherein M.sup.+ is an alkali metal cation, an alkaline earth metal cation or ##STR3## in which R.sup.4, R.sup.5 and R.sup.6 are the same or different and each is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.4 alkenyl group, C.sub.3 -C.sub.4 alkynyl, C.sub.3 -C.sub.8 cycloslkyl, benzyl or phenyl group;