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. 24, 1978
Filed:
Jun. 01, 1976
Applicant:
Inventors:
Assignee:
Sankyo Company Limited, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548367 ;
Abstract
4-Benzoyl-5-hydroxypyrazole derivatives are prepared by treating 5-benzoyloxypyrazole derivatives with more than 1 equivalent mole of alkaline substance or more than 1 mole of aluminum chloride per mole of the 5-benzoyloxypyrazole derivatives. The desired pyrazole derivatives are useful as a herbicide.