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:
Aug. 29, 1978
Filed:
Dec. 23, 1976
Stanley D McGregor, Midland, MI (US);
The Dow Chemical Company, Midland, MI (US);
Abstract
Compounds corresponding to the formula ##STR1## wherein X represents chloro, bromo, or fluoro; R represents one of cyano (-CN), carbamoyl (--CONR.sup.3 R.sup.4) or carboxy (--COOH) or the carboxylic acid salts thereof; each of R.sup.3 and R.sup.4 independently represents hydrogen or alkyl of 1 to 8 carbon atoms; M represents hydrogen or loweralkyl; R.sup.1 represents hydrogen, loweralkyl, amino or loweralkylamino of 1 to 4 carbon atoms; and R.sup.2 represents hydrogen, X, loweralkyl, amino or loweralkylamino, with the proviso that one of R.sup.1 or R.sup.2 is always amino or loweralkylamino and the other of R.sup.1 and R.sup.2 is always other than amino or loweralkylamino are prepared. These compounds are useful as herbicides and as active agents in compositions used as herbicides.