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:
May. 21, 1991
Filed:
Mar. 17, 1987
Applicant:
Inventors:
Yasuo Ishida, Suita, JP;
Kazunari Ohta, Ashiya, JP;
Tatsuo Nakahama, Akashi, JP;
Harutoshi Yoshikawa, Yawata, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
71 92 ; 71 93 ; 71 90 ; 71 91 ; 544295 ; 544296 ; 544320 ; 544321 ; 544281 ; 544184 ; 544331 ; 544332 ; 544212 ; 544179 ; 544 91 ; 544 48 ; 544 10 ; 544282 ; 544238 ; 544279 ; 544236 ; 544235 ;
Abstract
A compound of the general formula: ##STR1## wherein Q is a condensed heterocyclic group having an N atom in the bridgehead which may be substituted, W is O or S, R.sub.1 and R.sub.2 each are an alkyl group, an alkoxy group or halogen and Z is CH or N, and a salt thereof, which is useful as a herbicide.