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:
Nov. 23, 1999
Filed:
Nov. 10, 1997
Applicant:
Inventors:
Lars Henrik Andersson, Lund, SE;
Jan-Ake Skoldback, Malmo, SE;
Assignee:
Ferring B.V., Hoofddorp, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ; C07K / ; C07K / ;
U.S. Cl.
CPC ...
530315 ; 530338 ; 530344 ;
Abstract
A process for preparing and purifying cyclic peptides having disulfide moieties in a two step processing operation including reverse phase chromatography which simplifies synthesis and reduces production costs, yet produces high, quality yield. The improved process is particularly useful for the preparation of vasopressin and oxytocin and their respective derivatives and analogs.