Patents by Inventor Akshaykant Chaturvedi

Akshaykant Chaturvedi 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: 9765108
    Abstract: The present invention relates to polymorphic forms of 5-Azacytidine and the process for preparation thereof. The present invention further relates to Crystalline 5-azacytidine 5 designated as Form-SA-1 characterized by an X-ray powder diffraction pattern having at least four characteristic diffraction angle peaks at about 12.00, 12.60, 13.90, 15.15 and 31.40±0.20 2?°, which is useful as active pharmaceutical ingredient in pharmaceutical compositions for the treatment of myelodysplastic syndrome.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: September 19, 2017
    Assignee: SHILPA MEDICARE LIMITED
    Inventors: Pradeep Shivakumar, Nagaraju Dasari, Ravi Kishore, Rizwan Ahmed, Akshaykant Chaturvedi
  • Patent number: 9732030
    Abstract: The present invention provides process for preparation of Fingolimod hydrochloride (I). Fingolimod hydrochloride (I) as Form-? obtained by the process of present invention may be useful as active pharmaceutical ingredient in pharmaceutical compositions for the treatment of autoimmune related disorder including multiple sclerosis.
    Type: Grant
    Filed: January 11, 2014
    Date of Patent: August 15, 2017
    Assignee: SHILPA MEDICARE LIMITED
    Inventors: Vimal Kumar Shrawat, Rafiuddin Dr, Akshaykant Chaturvedi
  • Patent number: 9708352
    Abstract: The present invention relates to a process for preparation of Echothiophate Iodide (I). Echothiophate Iodide (I) obtained by the process of the present invention is obtained as new crystalline form designated as Form-SET. The process for preparation of Echothiophate Iodide (I) according to present invention is an ecofriendly process that avoids the use of hazardous solvent systems and provides Echothiophate Iodide (I) of high purity. Pharmaceutical composition of the said crystalline Form-SET of Echothiophate Iodide (I) of high purity is useful in the treatment of ocular disorders like Glaucoma.
    Type: Grant
    Filed: January 1, 2015
    Date of Patent: July 18, 2017
    Assignee: SHILPA MEDICARE LIMITED
    Inventors: Nagnnath Kokare, Venkatanarayana Bathula, Akshaykant Chaturvedi
  • Publication number: 20170107193
    Abstract: The present invention relates to process for the preparation of highly pure Lenalidomide (I). The invention also relates to crystalline Form-SL obtained by the process of the present invention., the said Form-SL being substantially pure and characterized by X-ray powder diffraction pattern comprising of at least seven peaks selected from 7.061, 12.860, 16.531, 18.698, 27.925, 33.212, 34.187, 35.253, 35.921 and 38.765±0.1°2?; a single un-split °2? peak at 7.813±-.1°2?; and a three-way split °2? peak at 20.467±0.1°2?. The invention further relates to pharmaceutical compositions comprising crystalline Form-SL of Lenalidomide, which may be useful for the treatment of cancer.
    Type: Application
    Filed: August 1, 2014
    Publication date: April 20, 2017
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: SRIRAM RAMPALLI, LAVKUMAR UPALLA, PRASHANT PUROHIT, AKSHAYKANT CHATURVEDI
  • Publication number: 20170002031
    Abstract: The present invention relates to a process for preparation of Echothiophate Iodide (I). Echothiophate Iodide (I) obtained by the process of the present invention is obtained as new crystalline form designated as Form-SET. The process for preparation of Echothiophate Iodide (I) according to present invention is an ecofriendly process that avoids the use of hazardous solvent systems and provides Echothiophate Iodide (I) of high purity. Pharmaceutical composition of the said crystalline Form-SET of Echothiophate Iodide (I) of high purity is useful in the treatment of ocular disorders like Glaucoma.
    Type: Application
    Filed: January 1, 2015
    Publication date: January 5, 2017
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: NAGNNATH KOKARE, VENKATANARAYANA BATHULA, AKSHAYKANT CHATURVEDI
  • Publication number: 20160264565
    Abstract: The present invention relates to a process for preparation of crystalline Form-SDI of Dasatinib (I). Said crystalline Form-SDI of Dasatinib is characterized by X-ray powder diffraction pattern comprising of at least seven 2?° peaks selected from the XRPD peak set of 5.8, 11.5, 12.7, 13.2, 17.3, 17.5, 18.1, 20.1, 20.5, 22.1, 25.4, 26.6, 26.8±0.20 2?°; IR spectrum having at least five absorption peaks selected from about 3390 cm?1, 2923 cm?1, 1621 cm?1, 1615 cm?1, 1537 cm?1, 1316 cm?1, 1061 cm?1, 815 cm?1 and 783 cm?1; and DSC isotherm comprising at least two endothermic peaks ranging between ?130° C. to 150° C., 160° C. to 175° C. or 280° C. to 290° C. The pharmaceutical compositions of the crystalline Form-SDI of Dasatinib or its hydrate thereof may be useful as an anti-cancer agent.
    Type: Application
    Filed: April 24, 2014
    Publication date: September 15, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: SRIRAM RAMPALLI, PRADEEP POTHANA, SURESH GARBAPU, PRASHANT PUROHIT, AKSHAYKANT CHATURVEDI
  • Publication number: 20160214961
    Abstract: The present invention relates to novel pharmaceutically acceptable substituted aryl acrylic acid addition salts of Crizotinib (I) or its hydrate or solvate thereof. The present invention further relates to processes for preparation of the said substituted aryl acrylic acid addition salts of Crizotinib (I). The present application also provides pharmaceutically acceptable substituted aryl acrylic acid addition salts of Crizotinib (I) or its hydrate or solvate useful as active pharmaceutical ingredient in pharmaceutical composition comprising thereof, possessing anti-cancer activity.
    Type: Application
    Filed: September 3, 2014
    Publication date: July 28, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: LAVKUMAR UPALLA, SRIRAM RAMPALLI, CHANTIBABU PATNEEDI, CHANDRASEKHAR DANGUDUBIYYAM, AKSHAYKANT CHATURVEDI
  • Publication number: 20160143850
    Abstract: The invention relates to a granulate composition comprising 90-99.95% w/w of Imatinib mesylate, 0.05-0.2% w/w of binder and 0-8% w/w of disintegrant, wherein the granulate composition is prepared using binder in isopropyl alcohol solvent. The invention also relates to pharmaceutical compositions comprising Imatinib mesylate, with high polymorphic stability and processes for preparation thereof. Said granulate composition comprising 90-99.95% w/w of Imatinib mesylate and their pharmaceutical compositions derived may be useful in the treatment of cancer.
    Type: Application
    Filed: June 25, 2014
    Publication date: May 26, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: PRADEEP SHIVAKUMAR, KRISHNAMURTHY TOPPALADODDI, SANJAY UMACHIGI, BADRINATH ALAMPALLI, AKSHAYKANT CHATURVEDI
  • Patent number: 9278932
    Abstract: The present invention relates to crystalline 2-Chloro-N-(4-chloro-3-pyridin-2-ylphenyl)-4-methylsulfonylbenzamide (I) designated as Form-SV and process for preparation thereof. The invention further relates to pharmaceutical compositions comprising crystalline Form-SV or non-crystalline form of (2-chloro-N-(4-chloro-3-(pyridin-2-yl)phenyl)-4-(methylsulfonyl)benzamide, useful in the treatment of cancer.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: March 8, 2016
    Assignee: SHILPA MEDICARE LIMITED
    Inventors: Rafiuddin Dr, Vinod Kumar Singh, Nagnnath Kokare, Akshaykant Chaturvedi
  • Publication number: 20160060220
    Abstract: The present invention relates to crystalline 2-Chloro-N-(4-chloro-3-pyridin-2-ylphenyl)-4-methylsulfonylbenzamide (I) designated as Form-SV and process for preparation thereof. The invention further relates to pharmaceutical compositions comprising crystalline Form-SV or non-crystalline form of (2-chloro-N-(4-chloro-3-(pyridin-2-yl)phenyl)-4-(methylsulfonyl)benzamide, useful in the treatment of cancer.
    Type: Application
    Filed: March 5, 2014
    Publication date: March 3, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: RAFIUDDIN DR, VINOD KUMAR SINGH, NAGNNATH KOKARE, AKSHAYKANT CHATURVEDI
  • Publication number: 20150344409
    Abstract: The present invention provides process for preparation of Fingolimod hydrochloride (I). Fingolimod hydrochloride (I) as Form-? obtained by the process of present invention may be useful as active pharmaceutical ingredient in pharmaceutical compositions for the treatment of autoimmune related disorder including multiple sclerosis.
    Type: Application
    Filed: January 11, 2014
    Publication date: December 3, 2015
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: VIMAL KUMAR SHRAWAT, RAFIUDDIN DR, AKSHAYKANT CHATURVEDI
  • Publication number: 20150284421
    Abstract: The present invention relates to lyophilized formulations comprising crystalline 5-azacytidine and process for preparing lyophilized formulations comprising crystalline 5-azacytidine.
    Type: Application
    Filed: November 8, 2013
    Publication date: October 8, 2015
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: Pradeep Shivakumar, Nagaraju Dasari, Ravi Kishore, Rizwan Ahmed, Akshaykant Chaturvedi
  • Publication number: 20140336246
    Abstract: The present invention provides a non-solvated amorphous form of (2?,5?,7?,10?,13?)-4-acetoxy-13-({(2R,3S)-3[ (tert-butoxy carbonyl) amino]-2-hydroxy-3-phenylpropanoyl}oxy)-1-hydroxy-7,10-dimethoxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate or Cabazitaxel (I), and process for preparation thereof. The present application also provides a non-solvated amorphous form of (2?,5?,7?,10?,13?)-4-acetoxy-13-({(2R,3S)-3[ (tert-butoxy carbonyl) amino]-2-hydroxy-3-phenylpropanoyl}oxy)-1-hydroxy-7,10-dimethoxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate or Cabazitaxel (I) having an XRPD pattern as per FIG. 1, and IR spectrum as per FIG. 3 and is useful as an active pharmaceutical in a pharmaceutical composition comprising thereof and has anti-cancer activity.
    Type: Application
    Filed: December 26, 2012
    Publication date: November 13, 2014
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: Vimal Kumar Shrawat, Prashant Purohit, Rafiuddin Dr, Vinod Kumar Singh, Akshaykant Chaturvedi