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:
May. 29, 2018
Filed:
Mar. 24, 2016
Applicant:
Synthon B.v., Nijmegen, NL;
Inventors:
Libor Vyklicky, Blansko, CZ;
Miroslav Zabadal, Blansko, CZ;
Assignee:
Synthon B.V., Nijmegen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 239/91 (2006.01); C07D 473/34 (2006.01); B01D 9/00 (2006.01); C07B 63/02 (2006.01);
U.S. Cl.
CPC ...
C07D 473/34 (2013.01); B01D 9/005 (2013.01); C07B 63/02 (2013.01); C07D 239/91 (2013.01);
Abstract
The present invention relates to an improved process for preparing Idelalisib (1). In this process, acid addition salts of idelalisamine (2) are useful intermediates for purification purposes.