Patents by Inventor Rampurna Gullapalli

Rampurna Gullapalli 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: 8614216
    Abstract: The present invention relates to non-hydrate crystalline forms of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one lactic acid salts, solid pharmaceutical formulations containing the same and methods of use. The present invention also relates to crystalline hydrates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-l-yl)-lH-benzimidazol-2-yl]-lH-quinolin-2-one lactic acid salts, pharmaceutical formulations containing the same and methods of use related thereto. The present invention further relates to crystalline solvates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-l-yl)-lH-benzimidazol-2-yl]-lH-quinolin-2-one lactic acid salts.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: December 24, 2013
    Assignee: Novartis AG
    Inventors: Augustus O Okhamafe, Joyce Chou, Rampurna Gullapalli, Eric Harwood, David Ryckman, Shuguang Zhu, Xiao Shang
  • Patent number: 8501785
    Abstract: Salts of benzimidazolyl pyridyl ethers are provided, particularly salts of {1-methyl-5-[2-(5-trifluoromethyl-1H-imidazol-2-yl)-pyridin-4-yloxy]-1H-benzoimidazol-2-yl}-(4-trifluoromethyl-phenyl)amine. Compositions and formulations including such salts and surfactants as well as methods of preparing such compositions and formulations are provided.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: August 6, 2013
    Assignee: Novartis AG
    Inventors: Rampurna Gullapalli, Ahmad Hashash, Piotr Karpinski, Kangwen L. Lin, Eric M. Loeser, Augustus O. Okhamafe, Paul Allen Sutton, Eduardo Sy
  • Patent number: 8455662
    Abstract: Formulations are provided, comprising: a compound of Formula I, a pharmaceutically acceptable salt thereof, or a mixture of any two or more thereof; and an ingredient selected from a hydrophilic solvent, a lipophilic solvent, an emulsifier, or a mixture of any two or more thereof; wherein the compound of Formula I is: In some embodiments, the formulations are liquids. In other embodiments, the formulations are solids. Also provided are methods of preparing such formulations.
    Type: Grant
    Filed: July 20, 2007
    Date of Patent: June 4, 2013
    Assignee: Novartis AG
    Inventors: Ahmad Hashash, Sean Ritchie, Kangwen Lin, Peng Shen, Augustus Okhamafe, Rampurna Gullapalli
  • Publication number: 20120308651
    Abstract: Salts of benzimidazolyl pyridyl ethers are provided, particularly salts of {1-methyl-5-[2-(5-trifluoromethyl-1H-imidazol-2-yl)-pyridin-4-yloxy]-1H-benzoimidazol-2-yl}-(4-trifluoromethyl-phenyl)amine. Compositions and formulations including such salts and surfactants as well as methods of preparing such compositions and formulations are provided.
    Type: Application
    Filed: June 4, 2012
    Publication date: December 6, 2012
    Inventors: Rampurna Gullapalli, Ahmad Hashash, Piotr H. Karpinski, Kangwen L. Lin, Eric M. Loeser, Augustus Okhamafe, Paul Allen Sutton, Eduardo Sy
  • Publication number: 20120276200
    Abstract: A pharmaceutical formulation, comprising: a compound of formula I, a tautomer of the compound, a salt of the compound, a salt of the tautomer, or a mixture thereof, and at least one ingredient selected from the group consisting of (i) cellulose; (ii) silicon dioxide; (iii) magnesium stearate; and (iv) an ingredient selected from crospovidone, starch, or lactose.
    Type: Application
    Filed: July 5, 2012
    Publication date: November 1, 2012
    Inventors: Joyce Chou, Augustus Okhamafe, Patricia Frech, Rampurna Gullapalli
  • Publication number: 20120208825
    Abstract: The present invention relates to non-hydrate crystalline forms of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one lactic acid salts, solid pharmaceutical formulations containing the same and methods of use. The present invention also relates to crystalline hydrates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-l-yl)-lH-benzimidazol-2-yl]-lH-quinolin-2-one lactic acid salts, pharmaceutical formulations containing the same and methods of use related thereto. The present invention further relates to crystalline solvates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-l-yl)-lH-benzimidazol-2-yl]-lH-quinolin-2-one lactic acid salts.
    Type: Application
    Filed: April 27, 2012
    Publication date: August 16, 2012
    Inventors: Augustus O. Okhamafe, Joyce Chou, Rampurna Gullapalli, Eric Harwood, David Ryckman, Shuguang Zhu, Xiao Shang
  • Patent number: 8202998
    Abstract: Salts of benzimidazolyl pyridyl ethers are provided, particularly salts of {1-methyl-5-[2-(5-trifluoromethyl-1H-imidazol-2-yl)-pyridin-4-yloxy]-1H-benzoimidazol-2-yl}-(4-trifluoromethyl-phenyl)amine. Compositions and formulations including such salts and surfactants as well as methods of preparing such compositions and formulations are provided.
    Type: Grant
    Filed: August 30, 2007
    Date of Patent: June 19, 2012
    Assignee: Novartis AG
    Inventors: Rampurna Gullapalli, Ahmad Hashash, Piotr H. Karpinski, Kangwen L. Lin, Eric M. Loeser, Augustus Okhamafe, Paul Allen Sutton, Eduardo Sy
  • Publication number: 20110178097
    Abstract: The present invention relates to non-hydrate crystalline forms of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one lactic acid salts, solid pharmaceutical formulations containing the same and methods of use. The present invention also relates to crystalline hydrates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one lactic acid salts, pharmaceutical formulations containing the same and methods of use related thereto. The present invention further relates to crystalline solvates of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one lactic acid salts.
    Type: Application
    Filed: May 23, 2006
    Publication date: July 21, 2011
    Applicant: NOVARTIS AG
    Inventors: Augustus O. Okhamafe, Joyce Chou, Rampurna Gullapalli, Eric Harwood, David Ryckman, Shuguang Zhu, Xiao Shang
  • Publication number: 20100168060
    Abstract: Salts of benzimidazolyl pyridyl ethers are provided, particularly salts of {1-methyl-5-[2-(5-trifluoromethyl-1H-imidazol-2-yl)-pyridin-4-yloxy]-1H-benzoimidazol-2-yl}-(4-trifluoromethyl-phenyl)amine. Compositions and formulations including such salts and surfactants as well as methods of preparing such compositions and formulations are provided.
    Type: Application
    Filed: August 30, 2007
    Publication date: July 1, 2010
    Applicant: Novartis AG
    Inventors: Rampurna Gullapalli, Ahmad Hashash, Piotr H. Karpinski, Kangwen L. Lin, Eric M. Loeser, Augustus O. Okhamafe, Paul Allen Sutton, Eduardo Sy
  • Publication number: 20100040677
    Abstract: Formulations are provided, comprising: a compound of Formula I, a pharmaceutically acceptable salt thereof, or a mixture of any two or more thereof; and an ingredient selected from a hydrophilic solvent, a lipophilic solvent, an emulsifier, or a mixture of any two or more thereof; wherein the compound of Formula I is: In some embodiments, the formulations are liquids. In other embodiments, the formulations are solids. Also provided are methods of preparing such formulations.
    Type: Application
    Filed: July 20, 2007
    Publication date: February 18, 2010
    Inventors: Ahmad Hashash, Sean Ritchie, Kangwen Lin, Peng Shen, Augustus Okhamafe, Rampurna Gullapalli
  • Publication number: 20080293738
    Abstract: A pharmaceutical formulation, comprising: a compound of formula (I), a tautomer of the compound, a salt of the compound, a salt of the tautomer, or a mixture thereof and at least one ingredient selected from the group consisting of (i) cellulose; (ii) silicon dioxide; (iii) magnesium stearate; and (iv) an ingredient selected from crospovidone, starch, or lactose.
    Type: Application
    Filed: November 29, 2006
    Publication date: November 27, 2008
    Applicant: Novartis AG
    Inventors: Joyce Chou, Augustus Okhamafe, Patricia Frech, Rampurna Gullapalli
  • Publication number: 20050266072
    Abstract: Pharmaceutical compositions containing a therapeutically active agent, a diffusion barrier coating and coating comprising a hydrophobic material.
    Type: Application
    Filed: August 15, 2003
    Publication date: December 1, 2005
    Applicant: Euro-Celtique S.A.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, Rampurna Gullapalli, Meredith Machonis