Patents by Inventor Kalpana Joshi

Kalpana Joshi 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).

  • 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: 20100305057
    Abstract: A novel pharmaceutical combination comprising a cytotoxic antineoplastic agent selected from a the group consisting of paclitaxel, docetaxel, doxorubicin and gemcitabine or a pharmaceutically acceptable salt thereof and at least one cyclin dependent kinase (CDK) inhibitor; wherein the said combination exhibits synergistic effects when used in the treatment of cancer. The invention also relates to a method for the treatment of cancer, using a therapeutically effective amount of the said combination.
    Type: Application
    Filed: May 15, 2007
    Publication date: December 2, 2010
    Applicant: PIRAMAL LIFE SCIENCES LIMITED
    Inventors: Maggie Rathos, Kalpana Joshi, Harshal Khanwalkar, Somesh Sharma
  • 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
  • Patent number: 6617861
    Abstract: A highly accurate instantaneous numerical analysis software assists on on-line and nondestructive in situ measurement method and instrument for the measurement of complex permittivity of materials in solid, semisolid, granular, sheet, thin and thick films, as well as materials in the liquid state. Such materials may include ceramics, polymer, semiconductor, or dielectric materials used in a circuit board and integrated Circuit manufacturing materials. The measuring instrument is a near field, non-contract apparatus in the form of one from the group of microstrip, coplanar waveguide and asymmetric inhomogeneous stripline. The frequency range may be 50 MHz onwards. The instrument includes a sweep oscillator, a resonator, a detector, a power meter to measure transmitted power with respect to the input signal frequency, a computer and an interface device.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: September 9, 2003
    Assignee: National Research Development Corporation
    Inventor: Kalpana Joshi