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:
Mar. 25, 1997
Filed:
May. 16, 1995
Applicant:
Inventors:
Nicholas R Hoyle, Tutzing, DE;
Gunter Pappert, Tutzing, DE;
Michael Grol, Feldafing, DE;
Christa Hubner-Parajsz, Tutzing, DE;
Assignee:
Boehringer Mannheim GmbH, Mannheim-Waldhof, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C07K / ; A61K / ;
U.S. Cl.
CPC ...
4351722 ; 435 7021 ; 435337 ; 435336 ; 5303882 ; 5303892 ; 4241521 ; 4241981 ;
Abstract
A method for making an monoclonal antibody specific for vitamin B12 by immunizing mice with vitamin B12-b-acid and isolating hybridomas that produce monoclonal antibodies which have an affinity constant for B12 greater than 5.times.10.sup.9 l/mol is disclosed.