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:
Apr. 21, 2025
Filed:
Jan. 23, 2022
Applicant:
Tmem16a Limited, Welwyn Garden, GB;
Inventors:
Stephen Collingwood, Brighton, GB;
Robert Melling, Abingdon, GB;
Assignee:
TMEM16A LIMITED, , GB;
Primary Examiner:
Int. Cl.
CPC ...
C07D 213/81 (2005.12);
U.S. Cl.
CPC ...
C07D 213/81 (2012.12); C07B 2200/13 (2012.12);
Abstract
The invention relates to novel forms of N-tert-Butyl-4-[[2-(5-chloro-2-hydroxy-phenyl)acetyl]amino]pyridine-2-carboxamide (Compound 1). In particular, the invention relates to the Form A and Form B crystalline polymorphs and the amorphous form.