Patents by Inventor Srinivas Reddy Mallepalli

Srinivas Reddy Mallepalli 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).

  • Cocrystal of varenicline and oxalic acid, pharmaceutical composition thereof, and methods of use thereof
    Patent number: 11040983
    Abstract: Provided is a cocrystal of varenicline and oxalic acid. In particular, provided is a cocrystal of varenicline and oxalic acid of formula (I) having a molar ratio of varenicline to oxalic acid of 1:1.5. Also provided is a process for preparing the cocrystal, a pharmaceutical composition containing the cocrystal and a method of using the cocrystal and pharmaceutical composition, such as for reducing nicotine addiction or tobacco use.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: June 22, 2021
    Assignee: ALMATICA PHARMA LLC
    Inventors: Siya Moghaddam, Venkat Reddy Alla, Raghumitra Alla, Srinivas Reddy Mallepalli
  • Process for the preparation of dipeptidyl peptidase-4 (DPP-4) enzyme inhibitor
    Patent number: 10450315
    Abstract: The present invention relates to a novel and improved process for the preparation of Sitagliptin of Formula (I) and its pharmaceutically acceptable salts. The present invention also relates to novel intermediates and process for the preparation of intermediates used in the preparation of Sitagliptin.
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: October 22, 2019
    Assignee: Lee Pharma Limited
    Inventors: Venkat Reddy Alla, Raghumitra Alla, Srinivas Reddy Mallepalli, Suresh Babu Nandam, Madhukar Reddy Guda, Raja Reddy Alluri
  • NOVEL PROCESS FOR THE PREPARATION OF DIPEPTIDYL PEPTIDASE-4 (DPP-4) ENZYME INHIBITOR
    Publication number: 20180265513
    Abstract: The present invention relates to a novel and improved process for the preparation of Sitagliptin of Formula (I) and its pharmaceutically acceptable salts. The present invention also relates to novel intermediates and process for the preparation of intermediates used in the preparation of Sitagliptin.
    Type: Application
    Filed: February 20, 2015
    Publication date: September 20, 2018
    Inventors: Venkat Reddy Alla, Raghumitra Alla, Srinivas Reddy Mallepalli, Suresh Babu Nandam, Madhukar Reddy Guda, Raja Reddy Alluri
  • Oxazolidinone antibacterial compound
    Patent number: 9573910
    Abstract: The invention relates to novel oxazolidinone compound. More particularly, the invention relates to novel [(S)—N-[[3-[4-fluoro-3-morpholino phenyl]-2-oxooxazolidin-5-yl] methyl] acetamide] compound of Formula-I which was disclosed in Indian Patent Application No. 5063/CHE/2013 and corresponding PCT/IN2014/000018. The compound is a broad spectrum antimicrobial agent effective against Multi-Drug Resistant S. Maltophilia pathogen and a large number of gram positive and gram negative pathogens. The compound has shown excellent biological activities against S. Maltophilia which has developed resistance against a large number of antibiotics including some of the known and widely used oxazolidinone derivatives.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: February 21, 2017
    Assignee: Lee Pharma Limited
    Inventors: Raghu Mitra Alla, Ajay Kumar Dubey, Srinivas Reddy Mallepalli, Ramakrishna Reddy Pongilati
  • Novel Oxazolidinone Antibacterial Compound
    Publication number: 20160272597
    Abstract: The invention relates to novel oxazolidinone compound. More particularly, the invention relates to novel [(S)—N-[[3-[4-fluoro-3-morpholino phenyl]-2-oxooxazolidin-5-yl] methyl] acetamide] compound of Formula-I which was disclosed in Indian Patent Application No. 5063/CHE/2013 and corresponding PCT/IN2014/000018. The compound is a broad spectrum antimicrobial agent effective against Multi-Drug Resistant S. Maltophilia pathogen and a large number of gram positive and gram negative pathogens. The compound has shown excellent biological activities against S. Maltophilia which has developed resistance against a large number of antibiotics including some of the known and widely used oxazolidinone derivatives.
    Type: Application
    Filed: July 28, 2014
    Publication date: September 22, 2016
    Inventors: Raghu Mitra Alla, Ajay Kumar Dubey, Srinivas Reddy Mallepalli, Ramakrishna Reddy Pongilati
  • O-DESMETHYLVENLAFAXINE
    Publication number: 20100210719
    Abstract: Processes for preparing desvenlafaxine and stable amorphous O-desmethylvenlafaxine succinate solid dispersions with one or more pharmaceutically acceptable carriers.
    Type: Application
    Filed: July 10, 2008
    Publication date: August 19, 2010
    Applicants: DR. REDDY'S LABORATORIES LTD., DR. REDDY'S LABORATORIES, INC.
    Inventors: Surya Narayana Devarakonda, Sesha Reddy Yarraguntla, Venu Nalivela, Ram Thaimattam, Subbareddy Peddireddy, Balaji Raghupati, Mohammed Azeezulla Baig, Srinivas Reddy Gade, Srinivas Reddy Mallepalli, Vijaywardhan Chitta, Satyanarayana Bollikonda, Saravanan Mohanarangam, Rajasekhar Kadaboina
  • PROCESS FOR THE PREPARATION OF CARVEDILOL DIHYDROGEN PHOSPHATE HEMIHYDRATE AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20090111998
    Abstract: There is provided processes for preparing carvedilol dihydrogen phosphate hemihydrate, which processes include at least one of the steps of: (a) providing a solution of carvedilol in a mixture of organic solvent (s) and/or water; (b) adding a phosphonating agent to the reaction mixture of step (a); and (c) further processing to obtain carvedilol dihydrogen phosphate hemihydrate. There is also provided pharmaceutical compositions comprising carvedilol dihydrogen phosphate hemihydrate and processes for their preparation.
    Type: Application
    Filed: October 24, 2008
    Publication date: April 30, 2009
    Inventors: Srinivas Reddy Gade, Srinivas Reddy Mallepalli
  • PROCESS FOR PREPARING AMLODIPINE
    Publication number: 20070260065
    Abstract: A process for preparing phthalimidoamlodipine, which is useful as an intermediate for the preparation of amlodipine and its salts.
    Type: Application
    Filed: April 30, 2007
    Publication date: November 8, 2007
    Inventors: Vijayabhaskar Bolugoddu, Jaydeepkumar Lilakar Dahyabhai, Ramachandra Reddy Pingili, Madhu Raju Veeraboina, Srinivas Reddy Gade, Srinivas Reddy Mallepalli, Ravindranath Tagore Amirisetty