Patents by Inventor Malcolm Mascarenhas

Malcolm Mascarenhas 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: 20150119394
    Abstract: The present invention relates to compounds that are capable of inhibiting, modulating and/or regulating Insulin-Like-Growth Factor I Receptor and Insulin Receptor. The compounds of the instant invention possess a core structure that comprises a sulfonyl indole moiety. The present invention is also related to the pharmaceutically acceptable salts, hydrates and stereoisomers of these compounds.
    Type: Application
    Filed: March 14, 2013
    Publication date: April 30, 2015
    Inventors: Abhijit Roychowdhury, Rajiv Sharma, Malcolm Mascarenhas, Chandrika B-Rao, Shashikant M. Patil, Sambhaji Chavan, Nitin Lad, Smriti Khanna, Christopher J. Dinsmore
  • Publication number: 20140046059
    Abstract: The present invention relates to a process for the preparation of the compounds of formula (I) which are morpholino sulphonyl indole derivatives. The compounds of formula (I) are capable of inhibiting, modulating or regulating Insulin-Like-Growth Factor I Receptors or Insulin Receptors. The present invention also relates to the processes for preparation of the pharmaceutically acceptable salts of the compounds of formula (I).
    Type: Application
    Filed: April 19, 2012
    Publication date: February 13, 2014
    Applicant: PIRAMAL ENTERPRISES LIMITED
    Inventors: Malcolm Mascarenhas, Shashikant Patil, Ravindra Ashok Janrao, Abhijit Roychowdhury
  • Patent number: 8563596
    Abstract: The present invention relates to an enantiomerically pure (+)-trans enantiomer of a compound represented by the following formula (I): wherein R1, R2, R3, R4 and R9 are as defined in the specification; enantiomerically pure intermediates thereof, to processes for the preparation of the enantiomerically pure compound and its intermediates, and to a pharmaceutical composition comprising the enantiomerically pure compound. The compound of formula (I) is useful for the treatment of diseases or disorders mediated by the inhibition of cyclin dependant kinase, such as cancer.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: October 22, 2013
    Assignee: Piramal Enterprises Limited
    Inventors: Meenakshi Sivakumar, Malcolm Mascarenhas, Ankush Sarde, Pramod Kumar Jadhav, Manoj Shukla, Kalpana Joshi, Maggie Rathos
  • Publication number: 20130045993
    Abstract: The present invention relates to novel compounds for the inhibition of cyclindependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7, and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclindependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Application
    Filed: August 14, 2012
    Publication date: February 21, 2013
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
  • Patent number: 8304449
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Grant
    Filed: February 14, 2011
    Date of Patent: November 6, 2012
    Assignee: Piramal Healthcare Limited
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
  • Publication number: 20110136873
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Application
    Filed: February 14, 2011
    Publication date: June 9, 2011
    Applicant: PIRAMAL LIFE SCIENCES LTD.
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
  • Patent number: 7915301
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: March 29, 2011
    Assignee: Piramal Life Science Limited
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
  • Patent number: 7884127
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ic) wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ic) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ic) in the preparation of medicaments to be applied in such diseases.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: February 8, 2011
    Assignee: Pirimal Life Sciences Ltd.
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi, Meenakshi Sivakumar
  • Publication number: 20100179210
    Abstract: The present invention relates to an enantiomerically pure (+)-trans-enantiomer of a compound represented by the following formula (I): wherein R1, R2, R3, R4 and R9 are as defined in the specification; enantiomerically pure intermediates thereof, to processes for the preparation of the enantiomerically pure compound and its intermediates, and to a pharmaceutical composition comprising the enantiomerically pure compound. The compound of formula (I) is useful for the treatment of diseases or disorders mediated by the inhibition of cyclin dependant kinase, such as cancer.
    Type: Application
    Filed: June 21, 2006
    Publication date: July 15, 2010
    Inventors: Meenakshi Sivakumar, Malcolm Mascarenhas, Ankush Sarde, Pramod Kumar Jadhav, Manoj Shukla, Kalpana Joshi, Maggie Rathos
  • Publication number: 20080108690
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Application
    Filed: July 18, 2007
    Publication date: May 8, 2008
    Applicant: NICHOLAS PIRAMAL INDIA LIMITED
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Rathos, Rajendrakumar Joshi
  • Patent number: 7271193
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ia) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ia) in the preparation of medicaments to be applied in such diseases.
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: September 18, 2007
    Assignee: Nicholas Piramal India, Ltd.
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
  • Publication number: 20070015802
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ic) wherein R1, R2, R3, R4, R5, R6, R7 and A have the meanings indicated in the claims. The invention also relates to processes for the preparation of the compounds of formula (Ia), to methods of inhibiting cyclin-dependent kinases and of inhibiting cell proliferation, to the use of the compounds of formula (Ic) in the treatment and prophylaxis of diseases, which can be treated or prevented by the inhibition of cyclin-dependent kinases such as cancer, to the use of the compounds of formula (Ic) in the preparation of medicaments to be applied in such diseases.
    Type: Application
    Filed: September 8, 2006
    Publication date: January 18, 2007
    Applicant: NICHOLAS PIRAMAL INDIA LIMITED
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Rathos, Rajendrakumar Joshi, Meenakashi Sivakumar
  • Publication number: 20040106581
    Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), 1
    Type: Application
    Filed: July 1, 2003
    Publication date: June 3, 2004
    Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi