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:
Sep. 08, 2020
Filed:
Jun. 28, 2017
Applicant:
Bayer Cropscience Aktiengesellschaft, Monheim am Rhein, DE;
Inventors:
Marc Mosrin, Cologne, DE;
Ruediger Fischer, Pulheim, DE;
Dominik Hager, Monheim, DE;
Laura Hoffmeister, Duesseldorf, DE;
Nina Kausch-Busies, Bergisch Gladbach, DE;
David Wilcke, Duesseldorf, DE;
Matthieu Willot, Duesseldorf, DE;
Assignee:
Bayer CropScience Aktiengesellschaft, Monheim am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 3/06 (2006.01); C07D 213/803 (2006.01); C07D 213/79 (2006.01); C07D 213/61 (2006.01);
U.S. Cl.
CPC ...
C07F 3/06 (2013.01);
Abstract
The present invention relates to a process for preparing halogenated pyridine derivatives of the formula (II) proceeding from compounds of the formula (I) via intermediates of the formula (IIIa) or (IIIb) where the radicals