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. 08, 2025
Filed:
Nov. 02, 2023
Applicant:
Provepharm Life Solutions S.a., Marseilles, FR;
Inventors:
Manik Reddy Pullagurla, Hyderabad, IN;
Jagadeesh Babu Rangisetty, Hyderabad, IN;
Assignee:
PROVEPHARM LIFE SOLUTIONS S.A., Marseilles, FR;
Primary Examiner:
Int. Cl.
CPC ...
C09B 7/02 (2006.01); C09B 67/48 (2006.01);
U.S. Cl.
CPC ...
C09B 7/02 (2013.01); C09B 67/0025 (2013.01);
Abstract
This invention relates to an improved method for the preparation of highly or substantially pure Indigotindisulfonate sodium (1). It further relates to the novel crystalline form I of Indigotindisulfonate sodium (1) and the process for its preparation.