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:
Feb. 22, 2005
Filed:
May. 15, 1998
Applicants:
Hakan Nyqvist, Södertälje, SE;
Daniel D Sohn, Södertälje, SE;
Inventors:
Hakan Nyqvist, Södertälje, SE;
Daniel D Sohn, Södertälje, SE;
Assignee:
AstraZeneca AB, Sodertalje, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K031/353 ; C07D311/58 ;
U.S. Cl.
CPC ...
Abstract
A new salt (R)-3-N,N-dicyclobutylamino-8-fluoro-3,4-dihydro-2H-1-benzopyran-5-carboxamide hydrogen tartrate, particularly the (2R,3R)-tartrate thereof, most particularly the (R)-3-N,N-dicyclobutylamino-8-fluoro-3,4-dihydro-2H-1-benzopyran-5-carboxamide hydrogen (2R,3R)-tartrate monohydrate, processes for the manufacture of said tartrate salt, the use of the salt in medicine, the use of the tartrate salt in the manufacture of pharmaceutical formulations, and a method for the treatment of CNS disorders by administration of the tartrate salt to a host in need of such treatment.