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:
Aug. 24, 2004
Filed:
Aug. 24, 2001
Applicant:
Inventors:
Michael Damm, Rödemark, DE;
Waldemar Salonek, Heidelberg, DE;
Jürgen Engel, Alzenau, DE;
Horst Bauer, Hersbruck, DE;
Gabriele Stach, Frankfurt, DE;
Assignee:
Zentaris GmbH, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K 1/00 ; C07K 1/18 ; C07K 7/23 ;
U.S. Cl.
CPC ...
C07K 1/00 ; C07K 1/18 ; C07K 7/23 ;
Abstract
A method for producing peptide salts, including reacting an acid addition salt of a basic starting peptide in the presence of a diluent in a mixed bed ion exchanger, with a mixture of an acid and a basic ion exchanger during the formation of a free basic peptide, and then separating the ion exchanger and then the free basic peptide, with an inorganic or organic acid, and then forming the desired acid addition salt of the peptide, and removing the diluent.