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. 10, 1991
Filed:
Oct. 15, 1990
Applicant:
Inventors:
Heinz Dobeli, Ziefen, CH;
Frich Hochuli, Arisdorf, CH;
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
A23J / ; C07K / ; C07K / ; C07K / ;
U.S. Cl.
CPC ...
530412 ; 530417 ; 210656 ; 515 541 ; 515 543 ; 515 5431 ; 515 5432 ; 515 544 ; 515 5445 ;
Abstract
Metal chelate resins whose complexed nitrilotriacetic acid residues are bound to a carrier matrix via a spacer and which are suitable for metal chelate chromatography of proteins, especially those which contain neighboring histidines.