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:
Apr. 24, 1984
Filed:
Mar. 12, 1981
Applicant:
Inventor:
Michael K Hoffmann, New York, NY (US);
Assignee:
Sloan-Kettering Institute, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12P / ;
U.S. Cl.
CPC ...
435240 ; 435 68 ; 435241 ;
Abstract
Antibody producing human B-lymphocytes are produced by a process which comprises culturing human B-lymphocytes in a tissue culture medium in the presence of an antigen; helper signal producing agents comprising monocytes or monocyte conditioned medium containing Interleukin 1 (I1-1), and helper T-lymphocytes or helper T-lymphocyte replacing factor; and human serum; and thereafter recovering the antibody producing cells from the medium.