US Patent 7641918 Plasma cryoprecipitate substantially free of plasminogen

Patent 7641918 was granted and assigned to Omrix Biopharmaceuticals on January, 2010 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Omrix Biopharmaceuticals

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76419180

Date of Patent

January 5, 2010

Patent Application Number

115817530

Date Filed

October 17, 2006

Patent Primary Examiner

‌

Sandra E. Saucier

Patent abstract

A method for specifically removing or isolating plasmin(ogen) or plasmin in presence of fibrinogen from a mixture containing plasmin(ogen) or plasmin by contacting the mixture with a rigid amino acid wherein the amino group of the amino acid and the carboxylic group of the amino acid are about 6-8 Angstroms, preferably about 7 Angstroms apart and the rigid amino acid is covalently bound to the support via the amino group of the amino acid.