Patents by Inventor Ismat Ullah

Ismat Ullah 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: 8252821
    Abstract: Pharmaceutical capsule compositions containing the active compound (2R)-2-[[(4-chlorophenyl)sulfonyl][[2-fluoro-4-(1,2,4-oxadiazol-3-yl)phenyl]methyl]amino]-5,5,5-trifluoropentanamide, and polyethylene glycol (PEG), Vitamin E polyethylene glycol succinate, polyvinylpryrrolidone (PVP) or copovidone (PVP-Polyvinyl acetate), with or without citric acid, are provided.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: August 28, 2012
    Assignee: Bristol-Myers Squibb Company
    Inventors: Sachin Chandran, Rajesh Babulal Gandhi, Jaquan Kalani Levons, Robert Kevin Perrone, Christopher P. Price, Krishnaswamy Srinivas Raghavan, Ismat Ullah
  • Publication number: 20100260837
    Abstract: Pharmaceutical capsule compositions containing the active compound (2R)-2-[[(4-chlorophenyl)sulfonyl][[2-fluoro-4-(1,2,4-oxadiazol-3-yl)phenyl]methyl]amino]-5,5,5-trifluoropentanamide, and polyethylene glycol (PEG), Vitamin E polyethylene glycol succinate, polyvinylpryrrolidone (PVP) or copovidone (PVP-Polyvinyl acetate), with or without citric acid, are provided.
    Type: Application
    Filed: April 12, 2010
    Publication date: October 14, 2010
    Inventors: Sachin Chandran, Rajesh Babulal Gandhi, Jaquan Kalani Levons, Robert Kevin Perrone, Christopher P. Price, Krishnaswamy Srinivas Raghavan, Ismat Ullah
  • Patent number: 7175856
    Abstract: A drug formulation in the form of a dry powder is provided which when mixed with water forms a palatable oral suspension substantially free of bitter taste, the dry powder being formed of a drug, preferably des-quinolone, which in solution has a bitter taste, and a pH modifying agent which is preferably an alkaline material such as L-arginine, where upon mixing the dry-powder in water causes the drug to have reduced solubility or precipitate in-situ to form a palatable oral suspension essentially free of bitter taste. An oral suspension, methods for making same and a method for masking the bitter taste of drugs employing one or more pH modifying agents are also provided.
    Type: Grant
    Filed: March 11, 2003
    Date of Patent: February 13, 2007
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ismat Ullah, Gary J. Wiley
  • Patent number: 7122207
    Abstract: A high drug load spheronized beadlet is provided wherein said beadlet comprises about 80% to 100% by weight of an acid labile medicament, preferably didanosine, about 0% to about 10% by weight of a disintegrant, and about 0% to about 10% by weight of a binder selected from the group consisting of sodium carboxymethylcellulose, hydroxypropylmethylcellulose, potassium alginate, and partially pregelatinized corn starch. A high drug load pharmaceutical composition, comprising the beadlet, with an enteric coating disposed thereon, is also provided.
    Type: Grant
    Filed: May 3, 2001
    Date of Patent: October 17, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ismat Ullah, Gary J Wiley
  • Publication number: 20060153917
    Abstract: Disclosed is an enteric coated bead comprising Ixabepilone, a compound having a structure Also disclosed is a capsule comprising a multitude of the enteric coated beads. Further, a method of preparing the enteric coated bead and a method of treating cancer or other proliferative diseases using the enteric coated bead are disclosed.
    Type: Application
    Filed: November 17, 2005
    Publication date: July 13, 2006
    Inventors: Ismat Ullah, Gary Wiley
  • Publication number: 20060134214
    Abstract: Disclosed is an enteric coated bead comprising at least one epothilone or epothilone analog; and a capsule comprising a multitude of the enteric coated beads. Also disclosed are a method of preparing the enteric coated bead and a method of treating cancer or other proliferative diseases using the enteric coated bead.
    Type: Application
    Filed: November 17, 2005
    Publication date: June 22, 2006
    Inventors: Ismat Ullah, Gary Wiley
  • Publication number: 20030187019
    Abstract: A drug formulation in the form of a dry powder is provided which when mixed with water forms a palatable oral suspension substantially free of bitter taste, the dry powder being formed of a drug, preferably des-quinolone, which in solution has a bitter taste, and a pH modifying agent which is preferably an alkaline material such as L-arginine, where upon mixing the dry-powder in water causes the drug to have reduced solubility or precipitate in-situ to form a palatable oral suspension essentially free of bitter taste.
    Type: Application
    Filed: March 11, 2003
    Publication date: October 2, 2003
    Inventors: Ismat Ullah, Gary J. Wiley
  • Patent number: 6607747
    Abstract: A high drug load spheronized beadlet is provided wherein said beadlet comprises about 80% to 100% by weight of an acid labile medicament, preferably didanosine, about 0% to about 10% by weight of a disintegrant, and about 0% to about 10% by weight of a binder selected from the group consisting of sodium carboxymethylcellulose, hydroxypropylmethylcellulose, potassium alginate, and partially pregelatinized corn starch. A high drug load pharmaceutical composition, comprising the beadlet, with an enteric coating disposed thereon, is also provided.
    Type: Grant
    Filed: November 16, 2001
    Date of Patent: August 19, 2003
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ismat Ullah, Gary J Wiley
  • Patent number: 6569457
    Abstract: A high drug load enteric coated pharmaceutical composition is provided which includes a core in the form of a tablet and which is comprised of a medicament which is sensitive to a low pH environment of less than 3, such as ddl, and having an enteric coating formed of methacrylic acid copolymer and a plasticizer. The tablets may be of varying sizes and may be orally ingested individually or a plurality of tablets sufficient to attain a desired dosage may be encapsulated in a dissolvable capsule. The tablets have excellent resistance to disintegration at pH less than 3 but have excellent drug release properties at pH greater than 4.5. A novel method of making said pharmaceutical composition is also disclosed.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: May 27, 2003
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ismat Ullah, Gary J. Wiley
  • Patent number: 6565403
    Abstract: Patterned ion-bombarded graphite electron emitters are disclosed as well as processes for producing them. The electron emitters are produced by forming a layer of composite of graphite particles and glass on a substrate then bombarding the composite with an ion beam. The electron emitters are useful in field emitter cathode assemblies which are fabricated into flat panel displays.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: May 20, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Daniel Irwin Amey, Jr., Robert Joseph Bouchard, Syed Ismat Ullah Shah
  • Patent number: 6537122
    Abstract: Patterned graphite electron emitters are disclosed. These field emitters find particular usefulness in field emitter cathodes and display panels. These graphite field emitters can be formed by screen printing a paste comprised of graphite and electrically insulating material (glass frit) in the desired patterned paste and bombarding the fire product with an ion beam.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: March 25, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Daniel Irwin Amey, Jr., Robert Joseph Bouchard, Syed Ismat Ullah Shah
  • Patent number: 6514112
    Abstract: Wire-coated graphite electron emitters are disclosed. These field emitters find particular usefulness in field emitter cathodes, display panels and lighting devices. These graphite field emitters can be formed by coating a paste comprised of graphite and glass frit onto the wire, firing the paste and bombarding the fired product with an ion beam.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: February 4, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Daniel Irwin Amey, Jr., Robert Joseph Bouchard, Syed Ismat Ullah Shah
  • Patent number: 6409567
    Abstract: Patterned ion-bombarded carbon electron emitters and the processes for producing them. The electron emitters are produced by forming a layer of composite of carbon particles and glass on a substrate then bombarding the composite with an ion beam. The electron emitters are useful in field emitter cathode assemblies which are fabricated into flat panel displays.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: June 25, 2002
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Daniel Irwin Amey, Jr., Robert Joseph Bouchard, Syed Ismat Ullah Shah, John Gerard Lavin
  • Publication number: 20020076438
    Abstract: A high drug load spheronized beadlet is provided wherein said beadlet comprises about 80% to 100% by weight of an acid labile medicament, preferably didanosine, about 0% to about 10% by weight of a disintegrant, and about 0% to about 10% by weight of a binder selected from the group consisting of sodium carboxymethylcellulose, hydroxypropylmethylcellulose, potassium alginate, and partially pregelatinized corn starch. A high drug load pharmaceutical composition, comprising the beadlet, with an enteric coating disposed thereon, is also provided.
    Type: Application
    Filed: November 16, 2001
    Publication date: June 20, 2002
    Inventors: Ismat Ullah, Gary J. Wiley
  • Publication number: 20020051818
    Abstract: A high drug load enteric coated pharmaceutical composition is provided which includes a core in the form of a tablet and which is comprised of a medicament which is sensitive to a low pH environment of less than 3, such as ddl, and having an enteric coating formed of methacrylic acid copolymer and a plasticizer. The tablets may be of varying sizes and may be orally ingested individually or a plurality of tablets sufficient to attain a desired dosage may be encapsulated in a dissolvable capsule. The tablets have excellent resistance to disintegration at pH less than 3 but have excellent drug release properties at pH greater than 4.5. A novel method of making said pharmaceutical composition is also disclosed.
    Type: Application
    Filed: May 25, 2001
    Publication date: May 2, 2002
    Inventors: Ismat Ullah, Gary J. Wiley
  • Publication number: 20020034546
    Abstract: A pharmaceutical composition is provided which is useful for cholesterol lowering and reducing the risk of a myocardial infarction, which includes a statin, such as pravastatin, lovastatin, simvastatin, atorvastatin, cerivastatin or fluvastatin, in combination with aspirin, in a manner to minimize interaction of aspirin with the statin and minimize side effects of aspirin. A method for lowering cholesterol and reducing risk of a myocardial infarction employing such composition is also provided.
    Type: Application
    Filed: April 2, 2001
    Publication date: March 21, 2002
    Inventors: Ismat Ullah, Nemichand B. Jain
  • Patent number: 6331316
    Abstract: A high drug load enteric coated pharmaceutical composition is provided which includes a core in the form of a tablet and which is comprised of a medicament which is sensitive to a low pH environment of less than 3, such as ddl, and having an enteric coating formed of methacrylic acid copolymer and a plasticizer. The tablets may be of varying sizes and may be orally ingested individually or a plurality of tablets sufficient to attain a desired dosage may be encapsulated in a dissolvable capsule. The tablets have excellent resistance to disintegration at pH less than 3 but have excellent drug release properties at pH greater than 4.5. A novel method of making said pharmaceutical composition is also disclosed.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: December 18, 2001
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ismat Ullah, Gary J. Wiley
  • Publication number: 20010051188
    Abstract: A high drug load spheronized beadlet is provided wherein said beadlet comprises about 80% to 100% by weight of an acid labile medicament, preferably didanosine, about 0% to about 10% by weight of a disintegrant, and about 0% to about 10% by weight of a binder selected from the group consisting of sodium carboxymethylcellulose, hydroxypropylmethylcellulose, potassium alginate, and partially pregelatinized corn starch. A high drug load pharmaceutical composition, comprising the beadlet, with an enteric coating disposed thereon, is also provided.
    Type: Application
    Filed: May 3, 2001
    Publication date: December 13, 2001
    Inventors: Ismat Ullah, Gary J. Wiley
  • Patent number: 6310431
    Abstract: Annealed carbon soot is useful as an electron field emitter. Field emitting cathodes made up of annealed carbon soot attached to the surface of a substrate are also provided. The field emitters and field emitter cathodes are useful in vacuum electronic devices, flat panel computer and television displays, emission gate amplifiers, klystrons and lighting devices.
    Type: Grant
    Filed: May 12, 1998
    Date of Patent: October 30, 2001
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Graciela Beatriz Blanchet-Fincher, William Leo Holstein, Syed Ismat Ullah Shah, Shekhar Subramoney
  • Publication number: 20010024660
    Abstract: A high drug load enteric coated pharmaceutical composition is provided which includes a core comprised of a medicament which is sensitive to a low pH environment of less than 3, such as ddl, which composition is preferably in the form of beadlets having an enteric coating formed of methacrylic acid copolymer, plasticizer and an additional coat comprising an anti-adherent. The so-called beadlets have excellent resistance to disintegration at pH less than 3 but have excellent drug release properties at pH greater than 4.5. A novel method of making said pharmaceutical composition is also disclosed.
    Type: Application
    Filed: December 12, 2000
    Publication date: September 27, 2001
    Inventors: Ismat Ullah, Gary J. Wiley