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:
Jan. 19, 1993
Filed:
Oct. 23, 1989
Applicant:
Inventor:
Ahmad Omid, Walnut Creek, CA (US);
Assignee:
Chevron Chemical Company, San Ramon, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
504299 ; 504176 ;
Abstract
A method for providing preemergent weed control in large seeded crops and certain medium and small seeded crops. The method comprises the preemergent application of certain 5-alkylamino-3-oxo-2-optionally substituted phenyl-4-(3-trifluoromethylphenyl)-4,5-dihydrofurans to control weeds in such crops.