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:
Mar. 24, 2015
Filed:
Mar. 25, 2011
Applicants:
Arnaud Grandeury, Helfrantzkirch, FR;
Christian Riegert, Sierentz, FR;
Andreas Schreiner, Rheinfelden, CH;
Inventors:
Arnaud Grandeury, Helfrantzkirch, FR;
Christian Riegert, Sierentz, FR;
Andreas Schreiner, Rheinfelden, CH;
Assignee:
Novartis AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/04 (2006.01);
U.S. Cl.
CPC ...
C07D 401/04 (2013.01);
Abstract
The present technology provides methods of making anhydrous crystalline Form II and monohydrate crystalline Form B of the lactic acid salt of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one.
Grandeury, Arnaud. (2015). Preparation of anhydrous and hydrated polymorphs 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1h-benzimidazol-2-yl]-1h-quinolin-2-one-lactic acid salt (U.S. Patent No. 8987448). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8987448
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile