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. 26, 1992
Filed:
Mar. 27, 1990
Applicant:
Inventors:
Hitomi Suzuki, all Ehime, JP;
Takuji Ogawa, all Ehime, JP;
Hidemitsu Uno, all Ehime, JP;
Tetsuo Kitahaba, Osaka, JP;
Kouji Kigawa, Osaka, JP;
Tomonori Fukamachi, Osaka, JP;
Katsuhiko Kitahara, Kyoto, JP;
Assignee:
Daikin Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
549 59 ; 549 65 ; 549 76 ; 549 77 ;
Abstract
N-[1-(Thienyl)alkyl]amine derivative of the formula: ##STR1## which has excellent herbicidal activity against lowland annual weeds and upland weeds, can be prepared by reacting a thiophen derivative of the formula: ##STR2## with an aldehyde of the formula: