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:
Oct. 22, 2019
Filed:
Nov. 29, 2018
Applicant:
Farmak, A.s., Olomouc, CZ;
Inventor:
Marek Stancl, Brno, CZ;
Assignee:
Farmak, A.S., Olomouc, CZ;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 311/08 (2006.01); C07C 303/36 (2006.01);
U.S. Cl.
CPC ...
C07C 311/08 (2013.01); C07C 303/36 (2013.01);
Abstract
A method for preparing 1-(4-methanesulfonamidophenoxy)-2-[N-(4-methanesulfonamidophenethyl)-N-methylamino]ethane (Dofetilide) of formula I by sulfonylation of 1-(4-aminophenoxy)-2-[N-(4-aminophenethyl)-N-methylamino]ethane of formula II with N-methylsulfonyl-N'-methylimidazolium chloride of formula III.
Stancl, Marek. (2019). Method for preparing n-[4-(2-{[2-(4-methane sulfonamidophenoxy) ethyl] (methyl)amino}ethyl)phenyl]methanesulfonamide (dofetilide) (U.S. Patent No. 10450267). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10450267
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile