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:
Jun. 10, 2025
Filed:
Apr. 23, 2020
Applicant:
University Health Network, Toronto, CA;
Inventors:
Sze-Wan Li, Toronto, CA;
Mark Robert Bray, Oakville, CA;
Assignee:
UNIVERSITY HEALTH NETWORK, Toronto, CA;
Primary Examiner:
Int. Cl.
CPC ...
C07D 413/14 (2006.01);
U.S. Cl.
CPC ...
C07D 413/14 (2013.01); C07B 2200/13 (2013.01);
Abstract
Disclosed is Crystal Form S4 of a fumarate salt of compound (I) represented by the following structural formula: (I) The molar ratio between compound (I) and fumaric acid is 1.0:1:0. Crystal Form S4, 5 characterized by an X-ray powder diffraction pattern which comprises peaks at 6.6°, 9.8°, 16.3°, 21.1°, 28.7°, and 30.2°±0.2 in 2θ.