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. 10, 2015
Filed:
Nov. 02, 2009
Applicants:
Erra Koteswara Satya Vijaya Kumar, Maharashtra, IN;
Avinash Prabhakar Nikam, Maharashtra, IN;
Inventors:
Erra Koteswara Satya Vijaya Kumar, Maharashtra, IN;
Avinash Prabhakar Nikam, Maharashtra, IN;
Assignee:
Generics [UK] Limited, Herforshire, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 239/52 (2006.01);
U.S. Cl.
CPC ...
C07D 239/52 (2013.01);
Abstract
The present invention relates to a new HPLC method for the analysis of the drug substance bosentan and related substances and to the use of said substances as reference standards and markers.