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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.:

US 5283338 B1

PDFFull Text
Date of Patent:
Feb. 01, 1994

Filed:

Apr. 01, 1992

Process for the preparation of 2-chloropyridines

Applicant:
Inventors:

Gunther Cramm, Leverkusen, DE;

Hans Lindel, Leverkusen, DE;

Guido Steffan, Odenthal, DE;

Assignee:

Bayer Aktiengesellschaft, Leverkusen, DE;

Attorney:

Sprung Horn Kramer & Woods

Primary Examiner:

Alan L Rotman

Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546345 ; 546304 ; 546346 ;
Abstract

2-Chloropyridine derivatives of the formula (I) ##STR1## in which R represents hydrogen, C.sub.1 -C.sub.4 -alkyl or halogen and

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