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).
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Publication number: 20150119394Abstract: 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: ApplicationFiled: March 14, 2013Publication date: April 30, 2015Inventors: Abhijit Roychowdhury, Rajiv Sharma, Malcolm Mascarenhas, Chandrika B-Rao, Shashikant M. Patil, Sambhaji Chavan, Nitin Lad, Smriti Khanna, Christopher J. Dinsmore
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Publication number: 20140046059Abstract: 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: ApplicationFiled: April 19, 2012Publication date: February 13, 2014Applicant: PIRAMAL ENTERPRISES LIMITEDInventors: Malcolm Mascarenhas, Shashikant Patil, Ravindra Ashok Janrao, Abhijit Roychowdhury
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Patent number: 8563596Abstract: 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: GrantFiled: June 21, 2006Date of Patent: October 22, 2013Assignee: Piramal Enterprises LimitedInventors: Meenakshi Sivakumar, Malcolm Mascarenhas, Ankush Sarde, Pramod Kumar Jadhav, Manoj Shukla, Kalpana Joshi, Maggie Rathos
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Publication number: 20130045993Abstract: 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: ApplicationFiled: August 14, 2012Publication date: February 21, 2013Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
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Patent number: 8304449Abstract: 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: GrantFiled: February 14, 2011Date of Patent: November 6, 2012Assignee: Piramal Healthcare LimitedInventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
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Publication number: 20110136873Abstract: 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: ApplicationFiled: February 14, 2011Publication date: June 9, 2011Applicant: PIRAMAL LIFE SCIENCES LTD.Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
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Patent number: 7915301Abstract: 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: GrantFiled: July 18, 2007Date of Patent: March 29, 2011Assignee: Piramal Life Science LimitedInventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
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Patent number: 7884127Abstract: 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: GrantFiled: September 8, 2006Date of Patent: February 8, 2011Assignee: Pirimal Life Sciences Ltd.Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi, Meenakshi Sivakumar
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Publication number: 20100179210Abstract: 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: ApplicationFiled: June 21, 2006Publication date: July 15, 2010Inventors: Meenakshi Sivakumar, Malcolm Mascarenhas, Ankush Sarde, Pramod Kumar Jadhav, Manoj Shukla, Kalpana Joshi, Maggie Rathos
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Publication number: 20080108690Abstract: 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: ApplicationFiled: July 18, 2007Publication date: May 8, 2008Applicant: NICHOLAS PIRAMAL INDIA LIMITEDInventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Rathos, Rajendrakumar Joshi
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Patent number: 7271193Abstract: 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: GrantFiled: July 1, 2003Date of Patent: September 18, 2007Assignee: Nicholas Piramal India, Ltd.Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi
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Publication number: 20070015802Abstract: 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: ApplicationFiled: September 8, 2006Publication date: January 18, 2007Applicant: NICHOLAS PIRAMAL INDIA LIMITEDInventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Rathos, Rajendrakumar Joshi, Meenakashi Sivakumar
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Publication number: 20040106581Abstract: The present invention relates to novel compounds for the inhibition of cyclin-dependent kinases, and more particularly, to chromenone derivatives of formula (Ia), 1Type: ApplicationFiled: July 1, 2003Publication date: June 3, 2004Inventors: Bansi Lal, Kalpana Joshi, Sanjeev Kulkarni, Malcolm Mascarenhas, Shrikant Kamble, Maggie Joyce Rathos, Rajendrakumar Joshi