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. 26, 1980
Filed:
Feb. 12, 1979
Oswald Zwisler, Marburg an der Lahn, DE;
Gerhard Guthohrlein, Marburg an der Lahn, DE;
Hans-Heinrich Nau, Marburg an der Lahn, DE;
Helmut Rinno, Hofheim am Taunus, DE;
Behringwerke Aktiengesellschaft, Marburg an der Lahn, DE;
Abstract
What is disclosed is a method for the isolation of the polyvalent proteinase inhibitor from aqueous extracts of animal organs by adsorbing the inhibitor from its aqueous solutions at pH 0.5 to 10.5 on an ion exchanger containing functional sulfonate or phosphonate groups and eluting it with water or a salt solution at pH 1 to pH 13, the exchanger having a particle size from 0.03 to 0.08 mm or, in case the ion exchanger is a copolymer gel of ethene-sulfonate and acrylamide, having a particle size from 0.03 to 3 mm preferably from 0.06 to 0.3 mm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile