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:
Sep. 06, 2005
Filed:
Dec. 15, 2003
Paul Adriaan Van Der Schaaf, Allschwil, CH;
Franz Schwarzenbach, Frenkendorf, CH;
Hans-jörg Kirner, Pratteln, CH;
Martin Szelagiewicz, Münchstein, CH;
Claudia Marcolli, Zürich, CH;
Andreas Burkhard, Basel, CH;
Paul Adriaan Van Der Schaaf, Allschwil, CH;
Franz Schwarzenbach, Frenkendorf, CH;
Hans-Jörg Kirner, Pratteln, CH;
Martin Szelagiewicz, Münchstein, CH;
Claudia Marcolli, Zürich, CH;
Andreas Burkhard, Basel, CH;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
A crystalline form of sertraline hydrochloride was found, referred to hereinafter as polymorphic form CSC2 having a dissolution rate which surprisingly will increase rate of absorption of a drug. Furthermore, different crystalline forms of sertraline hydrochloride alcohol solvates, crystalline forms of sertraline hydrochloride hydrates, referred to hereinafter as polymorphic form CSC1, a process for the preparation of the amorphous form of sertraline hydrochloride, and different processes for the preparation of polymorphic forms I, II, V, and T1 are disclosed.