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:
Jan. 24, 2012
Filed:
May. 07, 2008
Girish Dixit, Bangalore, IN;
Anil Shahaji Khile, Bangalore, IN;
Jayesh Laljibhai Patel, Bangalore, IN;
Nitin Sharadchandra Pradhan, Maharashtra, IN;
Jon Valgeirsson, Hafnarfjordur, IS;
Girish Dixit, Bangalore, IN;
Anil Shahaji Khile, Bangalore, IN;
Jayesh Laljibhai Patel, Bangalore, IN;
Nitin Sharadchandra Pradhan, Maharashtra, IN;
Jon Valgeirsson, Hafnarfjordur, IS;
Actavis Group PTC EHF, , IS;
Abstract
The present invention relates to novel and stable salt forms of quetiapine, processes for preparation, pharmaceutical compositions, and method of treating thereof. More particularly, the present invention provides novel acid addition salts of quetiapine wherein the acid counter ion is provided by an acid selected from the group consisting of benzene sulfonic acid, dibenzoyl-L-(+)-tartaric acid and di-p-toluoyl-L-(+)-tartaric acid. The present invention also provides novel polymorphic forms of quetiapine salts selected from the group consisting of quetiapine hydrobromide, quetiapine sulfate, quetiapine nitrate and quetiapine citrate.