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:
Dec. 03, 2019
Filed:
Nov. 05, 2015
Bayer Pharma Aktiengesellschaft, Berlin, DE;
Jan-Georg Peters, Solingen, DE;
Philipp Rubenbauer, Düsseldorf, DE;
Daniel Götz, Düsseldorf, DE;
Danja Großbach, Wuppertal, DE;
Franz-Josef Mais, Düsseldorf, DE;
Heiko Schirmer, Solingen, DE;
Juergen Stiehl, Sprockhövel, DE;
Kai Lovis, Düsseldorf, DE;
Andreas Lender, Wuppertal, DE;
Martin Seyfried, Meilen, CH;
Theodor Zweifel, Zug, CH;
Maurus Marty, Seon, CH;
Günter Weingärtner, Seengen, CH;
Bayer Pharma Aktiengesellschaft, Berlin, DE;
Abstract
The present invention relates to a novel method of preparing copanlisib, copanlisib dihydrochloride, or hydrates of copanlisib dihydrochloride, to novel intermediate compounds, and to the use of said novel intermediate compounds for the preparation of said copanlisib, copanlisib dihydrochloride, or hydrates of copanlisib dihydrochloride. The present invention also relates to copanlisib dihydrochloride hydrates as compounds.