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.

Date of Patent:
Mar. 15, 2016

Filed:

Jun. 24, 2015
Applicant:

Immunomedics, Inc., Morris Plains, NJ (US);

Inventors:

Serengulam V. Govindan, Summit, NJ (US);

William J. McBride, Boonton, NJ (US);

Nalini Sathyanarayan, Edison, NJ (US);

Christine Mazza-Ferreira, Park Ridge, NJ (US);

David M. Goldenberg, Mendenham, NJ (US);

Assignee:

Immunomedics, Inc., Morris Plains, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/704 (2006.01); C07K 16/28 (2006.01); A61K 47/48 (2006.01); C07K 16/18 (2006.01); C07K 16/30 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
A61K 47/48561 (2013.01); A61K 31/704 (2013.01); A61K 45/06 (2013.01); A61K 47/4853 (2013.01); A61K 47/48246 (2013.01); A61K 47/48407 (2013.01); A61K 47/48569 (2013.01); A61K 47/48584 (2013.01); A61K 47/48615 (2013.01); C07K 16/18 (2013.01); C07K 16/2833 (2013.01); C07K 16/2887 (2013.01); C07K 16/30 (2013.01); C07K 2317/24 (2013.01); C07K 2317/76 (2013.01);
Abstract

Disclosed are methods, compositions and uses of conjugates of prodrug forms of 2-pyrrolinodoxorubicin (P2PDox) with antibodies or antigen-binding fragments thereof (ADCs), with targetable construct peptides or with other targeting molecules that are capable of delivering the P2PDox to a targeted cell, tissue or pathogen. Once delivered to the target cell, the ADC or peptide conjugate is internalized, a highly toxic 2-pyrrolinodoxorubicin (2-PDox) is released intracellularly. The P2PDox-peptide or ADC conjugates are of use to treat a wide variety of diseases, such as cancer, autoimmune disease or infectious disease.


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