Patents by Inventor Yatendra Kumar

Yatendra Kumar 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).

  • Publication number: 20180064691
    Abstract: Pharmaceutical compositions comprising cefepime or a pharmaceutically acceptable salt thereof, tazobactam or a pharmaceutically acceptable salt thereof, and arginine or a pharmaceutically acceptable salt thereof; and their use in treatment, control or prevention of bacterial infection is disclosed.
    Type: Application
    Filed: March 31, 2017
    Publication date: March 8, 2018
    Applicant: WOCKHARDT LIMITED
    Inventors: Bhaskar CHAUHAN, Rajendra Nandlal NAGORI, Dharmvir Singh YADAV, Keshav DEO, Avadhesh Kumar SHARMA, Yatendra KUMAR
  • Publication number: 20160074333
    Abstract: The present invention relates to pharmaceutical compositions of tamsulosin or salts thereof. In particular, the invention relates to pharmaceutical compositions comprising a core of tamsulosin or salts, hydrates thereof and at least one specialized coating over the core. Such compositions of tamsulosin may exhibit desired release kinetics with excellent storage stability and particularly, levels of degradants in the formulation during storage can be effectively controlled. The invention also includes a process of preparing such compositions and additionally combination with other pharmaceutical ingredient.
    Type: Application
    Filed: June 14, 2014
    Publication date: March 17, 2016
    Inventors: Rahul Sudhakar DABRE, Girish Kumar JAIN, Inderjeetsingh HUDA, Vijay SUGGALA, Yatendra KUMAR
  • Patent number: 8415478
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Grant
    Filed: February 9, 2010
    Date of Patent: April 9, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mahavir Singh Khanna, Mohan Prasad
  • Patent number: 8404854
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Grant
    Filed: February 9, 2010
    Date of Patent: March 26, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mahavir Singh Khanna, Mohan Prasad
  • Patent number: 8178674
    Abstract: The invention relates to processes for the preparation of substantially pure ziprasidone. The invention also relates to the preparation of acid addition salts of ziprasidone. More particularly, it relates to the preparation of substantially pure hydrochloride salt of ziprasidone. The invention also relates to pharmaceutical compositions that include the substantially pure ziprasidone or ziprasidone hydrochloride and use of said compositions for treating schizophrenia.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: May 15, 2012
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mohan Prasad, Mahivir Singh Khanna, Seema Ahuja
  • Publication number: 20110207933
    Abstract: The invention relates to processes for the preparation of substantially pure ziprasidone. The invention also relates to the preparation of acid addition salts of ziprasidone. More particularly, it relates to the preparation of substantially pure hydrochloride salt of ziprasidone. The invention also relates to pharmaceutical compositions that include the substantially pure ziprasidone or ziprasidone hydrochloride and use of said compositions for treating schizophrenia.
    Type: Application
    Filed: May 4, 2011
    Publication date: August 25, 2011
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Yatendra KUMAR, Mohan PRASAD, Mahivir Singh KHANNA, Seema AHUJA
  • Patent number: 7994343
    Abstract: A process for the production of amorphous atorvastatin calcium and stabilized, amorphous atorvastatin calcium is provided.
    Type: Grant
    Filed: November 19, 2004
    Date of Patent: August 9, 2011
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Saridi Madhava Dileep Kumar, Swargam Sathyanarayana
  • Publication number: 20110190296
    Abstract: The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
    Type: Application
    Filed: April 11, 2011
    Publication date: August 4, 2011
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Mohammad SALMAN, Jitendra SATTIGERI, Yatendra KUMAR, Ram Chander ARYAN, Vikram Krishna RAMANATHAN, Anita CHUGH
  • Publication number: 20110190369
    Abstract: The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
    Type: Application
    Filed: April 11, 2011
    Publication date: August 4, 2011
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Mohammad SALMAN, Jitendra SATTIGERI, Yatendra KUMAR, Ram Chander ARYAN, Vikram Krishna RAMANATHAN, Anita CHUGH
  • Patent number: 7985859
    Abstract: The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(?) clopidogrel. The process includes the step of reacting R(?) clopidogrel with a powered anhydrous base in one or more solvents.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: July 26, 2011
    Assignee: Wockhardt Ltd.
    Inventors: Jagdish Shukla, Anjum Reyaz Khan, Arvind Merwade, Mohammad Jaweed Mukarram Siddiqui, Yatendra Kumar
  • Publication number: 20110086884
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Application
    Filed: December 20, 2010
    Publication date: April 14, 2011
    Inventors: Yatendra KUMAR, Mahavir Singh Khanna, Mohan Prasad
  • Patent number: 7923467
    Abstract: The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: April 12, 2011
    Assignee: Ranbaxy Laboratories, Inc.
    Inventors: Mohammad Salman, Jitendra Sattigeri, Yatendra Kumar, Ram Chander Aryan, Vikram Krishna Ramanathan, Anita Chugh
  • Patent number: 7915422
    Abstract: The present invention relates to a process for enantioselective synthesis of substituted pyridinylmethyl sulfinyl-benzimidazole of compound of Formula (I). The process includes enantioselective catalytic oxidation of a substituted pyridinylmethyl prochiral sulfide derivative of compound of Formula (II) with an oxidizing agent in the presence of a chiral transition metal complex and a base in the absence of an organic solvent.
    Type: Grant
    Filed: October 4, 2005
    Date of Patent: March 29, 2011
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Neela Praveen Kumar, Mahavir Singh Khanna, Mohan Prasad, Yatendra Kumar
  • Patent number: 7872140
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 18, 2011
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mahavir Singh Khanna, Mohan Prasad
  • Publication number: 20100305328
    Abstract: Processes for preparing pure tiagabine, a piperidine carboxylic acid, using pharmaceutically acceptable acid addition salts of tiagabine esters are provided. L(+)-tartaric acid, oxalic acid and dibenzoyl L(+)-tartaric acid addition salts of tiagabine esters are also provided. Further, processes for preparing acid addition salts of tiagabine esters are provided.
    Type: Application
    Filed: July 29, 2010
    Publication date: December 2, 2010
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Prosenjit BOSE, Pramod KUMAR, Shilpi MITTAL, Yatendra KUMAR
  • Publication number: 20100197941
    Abstract: A process for the production of amorphous atorvastatin calcium and stabilized, amorphous atorvastatin calcium is provided.
    Type: Application
    Filed: November 19, 2004
    Publication date: August 5, 2010
    Inventors: Yatendra Kumar, Saridi Madhava Dileep Kumar, Swargam Sathy Anarayana
  • Publication number: 20100145058
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Application
    Filed: February 9, 2010
    Publication date: June 10, 2010
    Inventors: Yatendra KUMAR, Mahavir Singh Khanna, Mohan Prasad
  • Publication number: 20100137607
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Application
    Filed: February 9, 2010
    Publication date: June 3, 2010
    Inventors: Yatendra KUMAR, Mahavir Singh Khanna, Mohan Prasad
  • Publication number: 20100130541
    Abstract: The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(?) clopidogrel. The process includes the step of reacting R(?) clopidogrel with a powered anhydrous base in one or more solvents.
    Type: Application
    Filed: May 29, 2008
    Publication date: May 27, 2010
    Inventors: Jagdish Shukla, Anjum Reyaz Khan, Arvind Merwade, Mohammad Jaweed Mukarram Siddiqui, Yatendra Kumar
  • Publication number: 20100056602
    Abstract: The present invention relates to substituted pyrrole derivatives, which can be used as 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors. Compounds disclosed herein can function as cholesterol lowering agents and can be used for the treatment of cholesterol-related diseases and related symptoms. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and methods of treating cholesterol-related diseases and related symptoms.
    Type: Application
    Filed: May 28, 2004
    Publication date: March 4, 2010
    Inventors: Mohammad Salman, Jitendra Sattigeri, Yatendra Kumar, Ram Chander Aryan, Vikram Krishna Ramanathan, Anita Chugh