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:
Mar. 28, 2017
Filed:
Sep. 10, 2014
F.i.s.—fabbrica Italiana Sintetici S.p.a., Alte di Montecchio Maggiore, IT;
Francesco Fontana, Alte di Montecchio Maggiore, IT;
Alessandro Leganza, Alte di Montecchio Maggiore, IT;
Sergio Osti, Alte di Montecchio Maggiore, IT;
F.I.S.—FABBRICA ITALIANA SINTETICI S.P.A., Alte di Montecchio Maggiore (Vicenza), IT;
Abstract
Impurities of lapatinib such as N-{3-chloro-4-[(2-fluorobenzyl)oxy]phenyl}-6-[5-({[2-(methylsulfonyl)ethyl]amino}methyl)furan-2-yl]quinazoline-4-amine compound of formula (I) or a salt thereof: and analytical methods for identifying and quantifying such impurities of Lapatinib and salts thereof are provided. Also provided is Lapatinib containing less than about 0.05 percent of this and related impurities and methods for preparing such pure forms of Lapatinib.