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:
May. 25, 2021
Filed:
Apr. 22, 2020
Applicant:
Taiho Pharmaceutical Co., Ltd., Tokyo, JP;
Inventors:
Isao Miyazaki, Tsukuba, JP;
Tadashi Shimamura, Tsukuba, JP;
Masanori Kato, Tsukuba, JP;
Hidenori Fujita, Tsukuba, JP;
Assignee:
Taiho Pharmaceutical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01); C07D 519/00 (2006.01); A61P 35/04 (2006.01); A61K 31/519 (2006.01); A61K 31/5377 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01); A61K 31/519 (2013.01); A61K 31/5377 (2013.01); A61P 35/04 (2018.01); C07D 519/00 (2013.01);
Abstract
The present invention provides a novel RET inhibitor comprising, as an active ingredient, a compound or a salt thereof that have not been known for their RET inhibitory activity, and also provides an agent for preventing or treating diseases (e.g., malignant tumors) that can be prevented or treated by RET inhibitory activity. The RET inhibitor comprises, as an active ingredient, a compound represented by Formula (I) below or a salts thereof: wherein A, Rto R, X, and n are as defined in the specification.