Patents Assigned to Suven Life Science Limited
  • Publication number: 20100216861
    Abstract: The present invention relates to novel amino arylsulfonamide compounds of the formula (I), their derivatives, their stereoisomers, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them: The present invention also relates to a process for the preparation of above said novel compounds, their derivatives, their stereoisomers, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them. The compounds of the invention are useful in the treatment of various disorders that are related to 5-HT6 receptor functions. Specifically, the compounds of this invention are also useful in the treatment of various CNS disorders, hematological disorders, eating disorders, obesity, anxiety, depression, diseases associated with pain, respiratory diseases, gastrointestinal, cardiovascular diseases and cancer.
    Type: Application
    Filed: May 2, 2008
    Publication date: August 26, 2010
    Applicant: SUVEN LIFE SCIENCES LIMITED
    Inventors: Nirogi Venkata Satya Ramakrishna, Rama Sastri Kambhampati, Anil Karbhari Shinde, Nagaraj Vishwottam Kandikere, Venkateswarlu Jasti
  • Patent number: 7781476
    Abstract: Tetracyclic 3-substituted indoles having serotonin receptor affinity and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: August 24, 2010
    Assignee: Suven Life Sciences Limited
    Inventors: Venkata Satya Nirogi Ramakrishna, Vikas Shreekrishna Shirsath, Rama Sastri Kambhampati, Venkata Satya Veerabhadra Vadlamudi Rao, Venkateswarlu Jasti
  • Publication number: 20100204501
    Abstract: The present invention relates to the improved process for the preparation of highly pure form of S-[1,2-(dicarbethoxy)-ethyl]O,O-dimethyl phosphorodithioate having formula (I). The compound of formula (I) has adopted name “Malathion”. The present invention also relates to the novel process of preparing intermediate O,O-dimethyldithiophosphoric acid of formula (II), which is useful in the preparation of Malathion. The Malathion prepared by the process of this invention is highly storage stable and toxic impurities are much lower than any other commercial preparation available for the pharmaceutical purpose.
    Type: Application
    Filed: April 28, 2008
    Publication date: August 12, 2010
    Applicant: SUVEN LIFE SCIENCES LIMITED
    Inventors: Veera Reddy Arava, Vaishali Nadkarni, Venkateswarlu Jasti
  • Publication number: 20100087484
    Abstract: The present invention relates to novel aminoalkoxy arylsulfonamide compounds of the formula (I), their derivatives, their stereoisomers, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them. The present invention also relates to a process for the preparation of above said novel compounds, their derivatives, their stereoisomers, their pharmaceutically acceptable salts and pharmaceutically acceptable compositions containing them. These compounds are useful in the treatment of various disorders that are related to 5-HT6 receptor functions. Specifically, the compounds of this invention are also useful in the treatment of various CNS disorders, hematological disorders, eating disorders, diseases associated with pain, respiratory diseases, genito-urological disorders, cardiovascular diseases and cancer.
    Type: Application
    Filed: April 15, 2008
    Publication date: April 8, 2010
    Applicant: Suven Life Sciences Limited
    Inventors: Nirogi Ramakrishna, Rama Sastri Kambhampati, Anil Karbhari Shinde, Anand Vijaykumar Daulatabad, Adi Reddy Dwarampudi, Nagaraj Vishwottam Kandikere, Santosh Vishwakarma, Venkateswarlu Jasti
  • Patent number: 7649097
    Abstract: The present invention relates to novel tetracyclic arylsulfonyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylsulfonyl indoles of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention also relates to process/es for preparing such compound/s of general formula (I), composition/s containing effective amount/s of such a compound and the use of such a compound/composition in therapy.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: January 19, 2010
    Assignee: Suven Life Sciences Limited
    Inventors: Venkateswarlu Jasti, Venkata Satya Nirogi Ramakrishna, Rama Sastri Kambhampati, Srinivasa Reddy Battula, Arava Veeraraeddy, Venkata Satya Veerabhadra Vadlamudi Rao
  • Publication number: 20090131507
    Abstract: N-arylsulfonyl-3-aminoalkoxyindoles indole compounds, radioisotopes, stereoisomers, geometric forms, N-oxides, polymorphs and pharmaceutically acceptable salts.
    Type: Application
    Filed: January 6, 2009
    Publication date: May 21, 2009
    Applicant: Suven Life Sciences Limited
    Inventors: Venkata Satya Nirogi Ramakrishna, Vikas Shreekrishna Shirsath, Rama Sastri Kambhampati, Venkata Satya Veerabhadra Vadlamudi Rao, Venkateswarlu Jasti
  • Patent number: 7388024
    Abstract: The present invention provides indeno[2,1a]indene and isoindolo[2,1-a]indole derivatives of the Formula I, its salts and its stereoisomers, wherein X, R1, R2, R3, R4, R6, R7, R8, R9, R11, R12, R13 and R14 are as described in the specification. The invention also provides a method to prepare the compound of formula I, pharmaceutical composition containing such compounds, and method to manufacture a medicament. These compounds are useful in the treatment of various CNS disorders, hematological disorders, eating disorders, diseases associated with pain, respiratory diseases, genito-urological disorders, cardio vascular diseases and cancer.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: June 17, 2008
    Assignee: Suven Life Sciences Limited
    Inventors: Jasti Venkateswarlu, Satya Nirogi Ramakrishna Venkata, Sastri Kambhampati Rama, Shreekrishna Shirsath Vikas, Kandikere Vishwottam Nagaraj
  • Patent number: 7317035
    Abstract: The present invention relates to novel tetracyclic arylcarbonyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylcarbonyl indoles of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: January 8, 2008
    Assignee: Suven Life Sciences Limited
    Inventors: Venkateswarlu Jasti, Venkata Satya Nirogi Ramakrishna, Rama Sastri Kambhampati, Srinivasa Reddy Battula, Venkata Satya Veerabhadra Vadlamudi Rao
  • Patent number: 7297711
    Abstract: The present invention relates to novel tetracyclic arylalkyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylalkyl of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention also relates to process/es for preparing such compound/s of general formula (I), composition/s containing effective amount/s of such a compound and the use of such a compound/composition in therapy.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: November 20, 2007
    Assignee: Suven Life Sciences Limited
    Inventors: Venkateswarlu Jasti, Venkata Satya Nirogi Ramakrishna, Rama Sastri Kambhampati, Srinivasa Reddy Battula, Venkata Satya Veerabhadra Vadlamudi Rao
  • Publication number: 20050250834
    Abstract: The present invention relates to novel tetracyclic arylcarbonyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylcarbonyl indoles of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them.
    Type: Application
    Filed: June 19, 2003
    Publication date: November 10, 2005
    Applicant: SUVEN LIFE SCIENCES LIMITED
    Inventors: Venkateswarlu Jasti, Venkata Satya Ramakrishna, Rama Kambhampati, Srinivasa Battula, Venkata Satya Veerabhadra Rao
  • Publication number: 20050203154
    Abstract: The present invention relates to novel tetracyclic arylsulfonyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylsulfonyl indoles of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention also relates to process/es for preparing such compound/s of general formula (I), composition/s containing effective amount/s of such a compound and the use of such a compound/composition in therapy.
    Type: Application
    Filed: June 19, 2003
    Publication date: September 15, 2005
    Applicant: SUVEN LIFE SCIENCES LIMITED
    Inventors: Venkateswarlu Jasti, Venkata, Satya, Nirogi Ramakrishna, Rama, Sastri Kambhampati, Srinivasa, Reddy Battula, Arava Veeraraeddy, Venkata, Satya, Veerabhadra, Vadlamudi Rao
  • Publication number: 20050203103
    Abstract: The present invention relates to novel tetracyclic arylalkyl indoles, their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel tetracyclic arylalkyl of the general formula (I), their derivatives, their analogues, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates, novel intermediates described herein and pharmaceutically acceptable compositions containing them. This invention also relates to process/es for preparing such compound/s of general formula (I), composition/s containing effective amount/s of such a compound and the use of such a compound/composition in therapy.
    Type: Application
    Filed: June 19, 2003
    Publication date: September 15, 2005
    Applicant: SUVEN LIFE SCIENCES LIMITED
    Inventors: Venkateswarlu Jasti, Venkata Ramakrishna, Rama Kambhampati, Srinivasa Battula, Venkata Satya Veerabhadra Rao