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:
Apr. 09, 2019

Filed:

Nov. 08, 2016
Applicant:

Morphotek, Inc., Exton, PA (US);

Inventors:

Luigi Grasso, Bryn Mawr, PA (US);

Nicholas C. Nicolaides, Glen Mills, PA (US);

Philip M. Sass, Audubon, PA (US);

Assignee:

Eisai, Inc., Woodcliff Lake, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 16/28 (2006.01); C07K 16/30 (2006.01); B82Y 5/00 (2011.01); A61K 31/704 (2006.01); A61K 31/7068 (2006.01); A61K 39/395 (2006.01); C07K 16/22 (2006.01); A61K 47/68 (2017.01);
U.S. Cl.
CPC ...
C07K 16/30 (2013.01); A61K 31/704 (2013.01); A61K 31/7068 (2013.01); A61K 39/39558 (2013.01); A61K 47/6825 (2017.08); A61K 47/6851 (2017.08); A61K 47/6869 (2017.08); A61K 47/6897 (2017.08); B82Y 5/00 (2013.01); C07K 16/22 (2013.01); C07K 16/28 (2013.01); C07K 16/3069 (2013.01); C07K 2317/21 (2013.01); C07K 2317/24 (2013.01); C07K 2317/732 (2013.01); C07K 2317/76 (2013.01); C07K 2317/77 (2013.01);
Abstract

This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and have the ability in the alternative to become internalized by cells expressing folate receptor alpha (FRA) and to induce an immune effector activity such as antibody-dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to FRA-expressing cells as well as in eliciting an immune-effector activity particularly on tumor cells and precursors. The invention is also related to nucleotides encoding the antibodies of the invention, cells expressing the antibodies; methods of detecting cancer cells; and methods of treating cancer using the antibodies.


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