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.

Date of Patent:
Jul. 25, 2000

Filed:

Oct. 06, 1999
Applicant:
Inventors:

Gaik-Lean Chee, Guelph, CA;

Sheldon Bernard Park, Waterloo, CA;

Mark Archiel Dekeyser, Waterloo, CA;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 27 ; 560 24 ;
Abstract

Compounds having the formula: ##STR1## wherein R is hydrogen or CO.sub.2 CH(CH.sub.3).sub.2, useful as intermediates in the preparation of the miticide bifenazate, methods for their preparation, and methods for the preparation of bifenazate.


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