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:
Feb. 28, 1978
Filed:
Dec. 12, 1975
Applicant:
Inventors:
Assignee:
Sankyo Company Limited, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
424285 ; 26034622 ;
Abstract
A new ester of chrysanthemic acid having the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and each represents a hydrogen atom, a lower alkyl group or a halogen atom which exhibits insecticidal activity. The ester is prepared by reacting a 2,3-dihydro-3-benzofuranol derivative having the formula ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 are the same as above with chrysanthemic acid or an active ester thereof such as the halogenide and the anhydride.
Murayama, Keisuke. (1978). Ester of chrysanthemic acid, process for the preparation thereof and (U.S. Patent No. 4076835). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4076835
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile