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. 07, 1999
Filed:
Jul. 28, 1998
Applicant:
Inventors:
Helmut Hettche, Dietzenbach, DE;
Reinhard Muckenschnabel, Frankfurt, DE;
Gerhard Scheffler, Bruchkobel, DE;
Ilona Fleischhauer, Offenbach, DE;
Wolfgang Morick, Frankfurt, DE;
Assignee:
Asta Pharma Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514212 ;
Abstract
The present invention relates to salts of azelastine having improved solubility in water. The salts of the present invention are prepared by reacting azelastine with acetic acid, gluconic acid, lactic acid, or malic acid. The azelastine salts are effective in providing a cytoprotective effect.