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. 12, 2023
Filed:
May. 27, 2019
Applicant:
Clariant International Ltd., Muttenz, CH;
Inventors:
Ute Back, Blankenbach, DE;
Dirk Fischer, Hahnheim, DE;
Sidonie Vollrath, Frankfurt am Main, DE;
Lothar Fisch, Idstein, DE;
Thierry Muller, Ettelbruck, LU;
Assignee:
CLARIANT INTERNATIONAL LTD, Muttenz, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 213/89 (2006.01); C07C 215/08 (2006.01);
U.S. Cl.
CPC ...
C07D 213/89 (2013.01); C07C 215/08 (2013.01);
Abstract
A process for forming 2-hydroxypyridine-1-oxide or derivatives thereof, the process comprising inter alia providing a solution comprising at least one compound according to Formula (1) and recovering a compound according to Formula (2) Also related products, uses, methods and compositions.