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:
Aug. 17, 2021

Filed:

Nov. 20, 2018
Applicant:

Crystal Pharmaceutical (Suzhou) Co., Ltd., Jiangsu, CN;

Inventors:

Minhua Chen, Suzhou, CN;

Yanfeng Zhang, Suzhou, CN;

Yuan Liu, Suzhou, CN;

Jianming Wang, Suzhou, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01); C07B 2200/13 (2013.01);
Abstract

The present disclosure relates to novel crystalline forms of acalabrutinib and processes for preparation thereof. The present disclosure also relates to pharmaceutical compositions containing acalabrutinib, use of acalabrutinib for preparing Bruton's tyrosine kinase inhibitor drug, and use of acalabrutinib for preparing drugs treating mantle cell lymphoma. The crystalline forms of the present disclosure have one or more improved properties compared with prior art, and have significant value for future drug optimization and development.


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