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:
Jan. 31, 1989
Filed:
Dec. 30, 1987
Applicant:
Inventor:
That T Ngo, Irvine, CA (US);
Assignee:
Bioprobe International, Inc., Tustin, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
530387 ; 424101 ; 424 858 ; 514-8 ; 514 21 ; 530809 ; 530830 ;
Abstract
Immunoglobins are purified by adsorption upon an immobilized protein A adsorbent using a buffer having a pH of 7.5 to 10 and containing a combination of monovalent cations and polybasic anions in a concentration of about 0.6M to 1.75M.