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:
Sep. 08, 2026
Filed:
Jul. 08, 2020
Applicant:
Natco Pharma Limited, Banjara Hills, IN;
Inventors:
Balakrishna Reddy Sirigireddy, Banjara Hills, IN;
Veeraswamy Balina, Banjara Hills, IN;
Sreenivas Rachakonda, Banjara Hills, IN;
Veerender Murki, Banjara Hills, IN;
Durga Prasad Konakanchi, Banjara Hills, IN;
Pulla Reddy Muddasani, Banjara Hills, IN;
Venkaiah Chowdary Nannapaneni, Banjara Hills, IN;
Assignee:
NATCO PHARMA LIMITED, Hyderabad, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/04 (2006.01);
U.S. Cl.
CPC ...
C07D 471/04 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to a process for the preparation of 4-(4-{[2-(4-chlorophenyl)-4,4dimethylcyclohex-1-en-1-yl]methyl}piperazin-1-yl)-N-({3-nitro-4-[(tetrahydro-2H-pyran-4ylmethyl)amino]phenyl}sulfonyl)-2-(1H-pyrrolo[2,3-b] pyridin-5-yloxy)benzamide) compound of formula-1 which is represented by the following structural formula: