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:
May. 03, 2016
Filed:
Dec. 17, 2012
Applicant:
Instituto Politecnico Nacional, México, D.F., MX;
Inventors:
Sergio Estrada-Parra, México, D.F., MX;
Iris Citlati Elvira Estrada-García, México, D.F., MX;
Sonia Mayra Pérez-Tapia, México, D.F., MX;
Assignee:
INSTITUTO POLITECNICO NACIONAL, Mexico City, MX;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K 14/52 (2006.01); G01N 33/68 (2006.01); C07K 14/47 (2006.01); G01N 33/50 (2006.01);
U.S. Cl.
CPC ...
C07K 14/4705 (2013.01); C07K 14/52 (2013.01); G01N 33/5011 (2013.01); G01N 33/68 (2013.01);
Abstract
The present invention relates to a method for producing a transfer factor. The method comprises the following steps: freezing and thawing of peripheral-blood leukocytes, dialysis, tangential ultrafiltration, identification and quantification using high-resolution, molecular-exclusion liquid chromatography, and in vitro biological validation. The resulting product is suitable for medical use.