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.

Date of Patent:
Nov. 19, 2013

Filed:

Apr. 23, 2010
Applicants:

Massimo Zampieri, Cesano Maderno, IT;

Annalisa Airoldi, Nosate, IT;

Maria Gioia Fornaretto, Milan, IT;

Maria Gabriella Brasca, Cusago-Milan, IT;

Inventors:

Massimo Zampieri, Cesano Maderno, IT;

Annalisa Airoldi, Nosate, IT;

Maria Gioia Fornaretto, Milan, IT;

Maria Gabriella Brasca, Cusago-Milan, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/505 (2006.01); C07D 491/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to novel crystalline form(s) of water-soluble salts and of free base of a cdk inhibitor. Such crystal salts are for example fumarate, L-malate, maleate, succinate, adipate, malonate, glycolate, phosphate, mesylate, L-lactate, hydrochloride, di-hydrochloride, tri-hydrochloride. Hydrates and polymorphs of such new salt forms, a process for their preparation, their utility in therapy and to the pharmaceutical compositions containing them are also claimed and described in the present application.


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