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. 03, 2019
Filed:
Jul. 29, 2016
Applicant:
Alembic Pharmaceuticals Limited, Vadodara, IN;
Inventors:
Mahender Rao Siripragada, Hyderabad, IN;
Dinesh Panchasara, Palanpur, IN;
Ilesh Patel, Vadodara, IN;
Bhavesh Prajapati, Vadodara, IN;
Ankit Shah, Vadodara, IN;
Ananda Babu Thirunavakarasu, Vadodara, IN;
Pinky Parikh, Vadodara, IN;
Assignee:
Alembic Pharmaceuticals Limited, Vadodara, IN;
Primary Examiner:
Int. Cl.
CPC ...
C07D 209/36 (2006.01); C07D 209/48 (2006.01); C07C 315/04 (2006.01); C07C 317/28 (2006.01); C07D 207/28 (2006.01); A61K 31/00 (2006.01); C07C 33/22 (2006.01); C07C 315/06 (2006.01);
U.S. Cl.
CPC ...
C07D 209/48 (2013.01); A61K 31/00 (2013.01); C07C 33/22 (2013.01); C07C 315/04 (2013.01); C07C 315/06 (2013.01); C07C 317/28 (2013.01); C07D 207/28 (2013.01); C07B 2200/07 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention provides an improved process for the preparation of Apremilast using novel intermediates. The present invention also relates to the novel crystalline polymorphic form of Apremilast.