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. 16, 2008
Filed:
Jul. 11, 2007
Valeriano Merli, Lecco, IT;
Silvia Mantovani, Milan, IT;
Stefano Bianchi, Como, IT;
Paola Daverio, Milan, IT;
Angelo Spreafico, Lecco, IT;
Judith Aronhime, Rehovot, IL;
Adrienne Kovacsne-mezei, Debrecen, HU;
Valeriano Merli, Lecco, IT;
Silvia Mantovani, Milan, IT;
Stefano Bianchi, Como, IT;
Paola Daverio, Milan, IT;
Angelo Spreafico, Lecco, IT;
Judith Aronhime, Rehovot, IL;
Adrienne Kovacsne-Mezei, Debrecen, HU;
Teva Pharmaceutical Fine Chemicals s.r.l., Bulciago (LC), IT;
Abstract
The invention is directed to processes for making levalbuterol HCl Polymorph A from by suspending or forming a first slurry of (R)-SLB(D)-DBTA in at least a first organic solvent, adding HCl to the suspension or slurry of the solid (R)-SLB.D-DBTA until the (R)-SLB.D-DBTA forms levalbuterol HCl Polymorph A, and isolating the levalbuterol HCl Polymorph A.