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. 08, 2022

Filed:

Sep. 20, 2018
Applicant:

Hangzhou Innogate Pharma Co., Ltd., Zhejiang, CN;

Inventors:

Hancheng Zhang, Zhejiang, CN;

Xiangyang Ye, Zhejiang, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/4709 (2006.01); A61K 31/47 (2006.01); A61K 31/501 (2006.01); A61K 31/506 (2006.01); A61K 31/5383 (2006.01); A61K 39/395 (2006.01); C07D 215/14 (2006.01); C07D 401/12 (2006.01); C07D 401/14 (2006.01); C07D 405/12 (2006.01); C07D 417/12 (2006.01); C07D 498/04 (2006.01);
U.S. Cl.
CPC ...
A61K 31/4709 (2013.01); A61K 31/47 (2013.01); A61K 31/501 (2013.01); A61K 31/506 (2013.01); A61K 31/5383 (2013.01); A61K 39/3955 (2013.01); C07D 215/14 (2013.01); C07D 401/12 (2013.01); C07D 401/14 (2013.01); C07D 405/12 (2013.01); C07D 417/12 (2013.01); C07D 498/04 (2013.01);
Abstract

Compounds as IDO inhibitors and/or dual inhibitors of IDO-HDAC are described. Specifically, the compounds represented by the following formula (I) are described, wherein each group is defined as described in the specification. The compounds have IDO inhibitory activity or IDO-HDAC dual inhibitory activity and can be used for preventing or treating diseases associated with IDO and/or IDO-HDAC activity or expression levels. At the same time, the compounds of the present invention can be combined with an anti-tumor antibody such as PD-1 and PD-L1, and such a combination can greatly increase the anti-tumor response rate of the antibody and broaden the types of tumors to be treated.


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