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:
Feb. 18, 2025
Filed:
Oct. 25, 2019
Applicant:
Tiumbio Co., Ltd., Seongnam-si, KR;
Inventors:
Assignee:
TIUMBIO CO., LTD., Seongnam-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 491/20 (2006.01);
U.S. Cl.
CPC ...
C07D 491/20 (2013.01); C07B 2200/13 (2013.01);
Abstract
Salts and crystalline forms of (R)-4-((2-(1-(2-fluoro-6-(trifluoromethyl)benzyl)-2,4-dioxo-1'-((5-(trifluoromethyl)furan-2-yl)methyl)-1H-spiro[furo[3,4-d]pyrimidine-5,4′-piperidine]-3(2H,4H,7H)-yl)-1-phenylethyl)amino)butanoic acid (formula (1)) show excellent physicochemical properties including, for example, hygroscopicity, related substances, chemical stability. The salts and crystalline forms are useful and suitable for pharmaceutical uses such as the preparation of a pharmaceutical composition containing the same as an active ingredient.