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:
Jan. 21, 2025

Filed:

Dec. 06, 2019
Applicant:

Lifearc, Greater London, GB;

Inventors:

Seema Patel, Greater London, GB;

David Matthews, Greater London, GB;

Assignee:

LIFEARC, Greater London, GB;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K 16/28 (2006.01); A61K 39/00 (2006.01);
U.S. Cl.
CPC ...
C07K 16/2866 (2013.01); A61K 39/001119 (2018.08); C07K 2317/24 (2013.01); C07K 2317/92 (2013.01); C07K 2317/94 (2013.01);
Abstract

This invention relates to humanised versions of the murine anti-IL17BR antibody D9.2 which comprise mutations of certain residues within the heavy chain and/or light chain variable domains that display improved expression without deleterious effects on specificity or affinity. The humanised antibodies may comprise a heavy chain variable (VH) domain which comprises a VHCDR1 of SEQ ID NO: 1, a VHCDR2 of SEQ ID NO: 2, and a VHCDR3 of SEQ ID NO: 3, for example, a VH domain of SEQ ID NO: 9, SEQ ID NO: 10 or SEQ ID NO: 11. The humanised antibodies may comprise a light chain variable (VL) domain which comprises a VLCDR1 of SEQ ID NO: 4, a VLCDR2 of SEQ ID NO: 5, and a VLCDR3 of SEQ ID NO: 6, for example a VL domain of SEQ ID NO: 13. Antibodies, pharmaceutical compositions and methods of use, for example in the treatment of cancer are provided.


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