Patents by Inventor Venkata Ramana KINTALI

Venkata Ramana KINTALI 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 preparation of 2-Amino-5-hydroxy propiophenone
    Patent number: 11434196
    Abstract: The present invention relates to a process for preparation of 2-Amino-5-hydroxy propiophenone, a key intermediate for the synthesis of camptothecin analogs including 7-Ethyl-10-hydroxycamptothecin (SN-38).
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: September 6, 2022
    Assignee: Laurus Labs Limited
    Inventors: Uma Maheswer Rao Vasireddi, Venkata Ramana Kintali, Jagadeeswara Rao Dadi, Raj Koti Katkuri, Sridhar Tummu
  • PROCESS FOR PREPARATION OF 2-AMINO-5-HYDROXY PROPIOPHENONE
    Publication number: 20220081388
    Abstract: The present invention relates to a process for preparation of 2-Amino-5-hydroxy propiophenone, a key intermediate for the synthesis of camptothecin analogs including 7-Ethyl-10-hydroxycamptothecin (SN-38).
    Type: Application
    Filed: January 14, 2020
    Publication date: March 17, 2022
    Inventors: Uma Maheswer Rao Vasirredi, Venkata Ramana Kintali, Jagadeeswara Rao Dadi, Raj Koti Katkuri, Sridhar Tummu
  • Process for the preparation of phenoxybenzamine
    Patent number: 10906866
    Abstract: The present invention provides a process for the preparation of N-phenoxyisopropyl ethanolamine of Formula (II) and its conversion to Phenoxybenzamine of Formula (I) or pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: February 2, 2021
    Assignee: Aurobindo Pharma Ltd.
    Inventors: Shashi Kant Tiwari, Rajesh Chennuri, Bhanuchandar Samala, Venkata Ramana Kintali, Sivakumaran Meenakshisunderam
  • A PROCESS FOR THE PREPARATION OF PHENOXYBENZAMINE
    Publication number: 20190359553
    Abstract: The present invention provides a process for the preparation of N-phenoxyisopropyl ethanolamine of Formula (II) and its conversion to Phenoxybenzamine of Formula (I) or pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: January 10, 2018
    Publication date: November 28, 2019
    Applicant: Aurobindo Pharma Ltd
    Inventors: Shashi Kant Tiwari, Rajesh Chennuri, Bhanuchandar Samala, Venkata Ramana Kintali, Sivakumaran Meenakshisunderam
  • Salts of Saxagliptin with organic acids
    Patent number: 9994523
    Abstract: The invention relates to organic salts of Saxagliptin and processes for their preparation.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: June 12, 2018
    Assignee: Apotex Inc.
    Inventors: Padiyath Mohammed Akbarali, Venkata Ramana Kintali, Shreenivasa Murthy H N, Prakash Bhaskar Shetty, Narendra Manjeshwar Mallya, Venkataramana Lachhi Reddy
  • Bosutinib forms and preparation methods thereof
    Patent number: 9776970
    Abstract: The present subject matter relates to solvates and the amorphous form of bosutinib; the solvates namely being a propylene glycol solvate and an acetonitrile solvate. Also provided are processes for preparing the propylene glycol solvate, the amorphous form and the crystalline acetonitrile solvate of bosutinib; as well as compositions comprising said forms. Bosutinib is a 3-quinolinecarbonitrile kinase inhibitor and is indicated for the treatment of adult patients with chronic, accelerated, or blast phase Ph+ chronic myelogenous leukemia (CMS) with resistance or intolerance to prior therapy.
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: October 3, 2017
    Assignee: Apotex Inc.
    Inventors: Padiyath Mohammed Akbarali, Venkata Ramana Kintali, Heggadde Nanjunda Bhatta Shreenivasa Murthy, Girisha Meenkere, Somanath Bhupal Venkata, Raja Ramesh Manda, Vishal Amrutlal Sodha, Abbulu Kante
  • Bosutinib Forms and Preparation Methods Thereof
    Publication number: 20170057923
    Abstract: The present subject matter relates to solvates and the amorphous form of bosutinib; the solvates namely being a propylene glycol solvate and an acetonitrile solvate. Also provided are processes for preparing the propylene glycol solvate, the amorphous form and the crystalline acetonitrile solvate of bosutinib; as well as compositions comprising said forms. Bosutinib is a 3-quinolinecarbonitrile kinase inhibitor and is indicated for the treatment of adult patients with chronic, accelerated, or blast phase Ph+ chronic myelogenous leukemia (CMS) with resistance or intolerance to prior therapy.
    Type: Application
    Filed: February 20, 2015
    Publication date: March 2, 2017
    Applicant: Apotex Inc.
    Inventors: Padiyath Mohammed Akbarali, Venkata Ramana Kintali, Heggadde Nanjunda Bhatta Shreenivasa Murthy, Girisha Meenkere, Somanath Bhupal Venkata, Raja Ramesh Manda, Vishal Amrutlal Sodha, Abbulu Kante
  • SALTS OF SAXAGLIPTIN WITH ORGANIC ACIDS
    Publication number: 20150353490
    Abstract: The invention relates to organic salts of Saxagliptin and processes for their preparation.
    Type: Application
    Filed: May 24, 2013
    Publication date: December 10, 2015
    Applicant: APOTEX INC.
    Inventors: Padiyath Mohammed AKBARALI, Venkata Ramana KINTALI, Shreenivasa Murthy H N, Prakash Bhaskar SHETTY, Narendra Manjeshwar MALLYA, Venkataramana Lachhi REDDY