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:
Sep. 28, 2010
Filed:
Oct. 08, 2004
Applicants:
Akira Hayasaka, Shizuoka, JP;
Tomoyuki Igawa, Shizuoka, JP;
Yasuo Sekimori, Shizuoka, JP;
Inventors:
Assignee:
Chugai Seiyaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present inventors examined use of citric acid buffers for suppressing cryoprecipitation of IgM at a pH range and salt concentration suitable for storing IgM. As a result, the present inventors discovered that citric acid buffers significantly suppress cryoprecipitation.