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. 13, 1995
Filed:
Jul. 05, 1994
Soji Sugai, Shiga, JP;
Shigeru Mio, Shiga, JP;
Toyokuni Honma, Shiga, JP;
Takashi Sakamoto, Shiga, JP;
Sankyo Company, Limited, Tokyo, JP;
Abstract
Compounds of formula (I): ##STR1## (in which: R.sup.1 and R.sup.2 are each hydrogen, optionally substituted alkyl, optionally substituted alkenyl, alkynyl, alkoxy, aryl or pyridyl, or R.sup.1 and R.sup.2 together represent alkylene; A and B are each hydrogen, halogen, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkoxy, alkylthio, alkylsulfonyl, dialkylsulfamoyl, aliphatic carboxylic acyl, carboxy, --CONR.sup.a R.sup.b where R.sup.a and R.sup.b are each hydrogen or alkyl, formyl or cyano groups; D represents optionally substituted phenyl, benzyl, pyridyl or pyrimidinyl; and n is 0, 1 or 2; and salts and esters thereof) have valuable herbicidal properties, and, since they are totally innocuous to rice plants, are especially useful for the treatment of paddy fields.