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:
Dec. 29, 1992
Filed:
Sep. 28, 1990
Applicant:
Inventors:
Sudhakar Kasina, Kirkland, WA (US);
Ananthachari Srinivasan, Kirkland, WA (US);
James Sanderson, Seattle, WA (US);
Alan R Fritzberg, Edmonds, WA (US);
Assignee:
NeoRx Corporation, Seattle, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
5303915 ; 530408 ; 424-11 ;
Abstract
Novel labeling reagents are useful for radiolabeling proteins such as antibodies with radionuclide metals such as .sup.99m Tc, .sup.186 Re, and .sup.188 Re. The reagents are of the following formula: ##STR1## wherein: each X is independently chosen from O, S, NH, or NR.sub.2, wherein R.sub.2 is a protecting group or an electron withdrawing group;