Patents by Inventor Chkradhar NANDIGAMA

Chkradhar NANDIGAMA has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Process for the preparation of Trisodium (4- {[1S,3R)-1-([1,1?-biphenyl]-4-ylmethyl)-4-ethoxy-3-methyl-4-oxobutyl]amino}-4-oxobutanoate)-(N-petanoyl-N-{[2?-(1H-tetrazol-1-1D-5-yl)[1,1?-biphenyl]-4-yl]methyl}- L-valinate) and its polymorphs thereof

Patent number: 10703731

Abstract: The present invention relates to a process for the preparation of Trisodium (4-{[(1S.

Type: Grant

Filed: March 6, 2017

Date of Patent: July 7, 2020

Assignee: MSN LABORATORIES PRIVATE LIMITED

Inventors: Thirumalai Rajan Srinivasan, Eswaraiah Sajja, Rajeshwar Reddy Sagyam, Rajesham Boge, Chkradhar Nandigama, Srinivasa Rao Ambati
PROCESS FOR THE PREPARATION OF TRISODIUM (4-{[1S,3R)-1-([1,1'-BIPHENYL]-4-YLMETHYL)-4-ETHOXY-3-METHYL-4-OXOBUTYL]AMINO}-4-OXOBUTANOATE)-(N-PETANOYL-N-{[2'-(1H-TETRAZOL-1-1D-5-YL)[1,1'-BIPHENYL]-4-YL]METHYL}- L-VALINATE) AND ITS POLYMORPHS THEREOF

Publication number: 20190077775

Abstract: The present invention relates to a process for the preparation of Trisodium (4-{[(1S.

Type: Application

Filed: March 6, 2017

Publication date: March 14, 2019

Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Rajeshwar Reddy SAGYAM, Rajesham BOGE, Chkradhar NANDIGAMA, Srinivasa Rao AMBATI

Process for the preparation of Trisodium (4- {[1S,3R)-1-([1,1?-biphenyl]-4-ylmethyl)-4-ethoxy-3-methyl-4-oxobutyl]amino}-4-oxobutanoate)-(N-petanoyl-N-{[2?-(1H-tetrazol-1-1D-5-yl)[1,1?-biphenyl]-4-yl]methyl}- L-valinate) and its polymorphs thereof

PROCESS FOR THE PREPARATION OF TRISODIUM (4-{[1S,3R)-1-([1,1'-BIPHENYL]-4-YLMETHYL)-4-ETHOXY-3-METHYL-4-OXOBUTYL]AMINO}-4-OXOBUTANOATE)-(N-PETANOYL-N-{[2'-(1H-TETRAZOL-1-1D-5-YL)[1,1'-BIPHENYL]-4-YL]METHYL}- L-VALINATE) AND ITS POLYMORPHS THEREOF