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:
Jul. 19, 1977
Filed:
Aug. 12, 1976
Takuo Konotsune, Tokyo, JA;
Katsuhiko Kawakubo, Tokyo, JA;
Sankyo Company Limited, Tokyo, JA;
Abstract
Pyrazolone compounds of the formula ##STR1## WHEREIN R.sub.1 represents a hydrogen atom or a lower alkyl group, R.sub.2 represents a lower alkyl group or a lower alkenyl group, X represents a halogen atom, Y represents a halogen atom, a nitro group, a lower alkyl group or a lower alkoxy group, n is an integer of 1 to 3 and when n is 2 or 3, Y's may be the same or different. These compounds are useful as herbicides and obtainable by reacting the corresponding 5-pyrazolone derivatives with a halogenating agent.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile