Patents by Inventor Pablo Davila

Pablo Davila 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: 9149439
    Abstract: A multi-particulate, modified-release pharmaceutical composition for the oral administration of an active ingredient to the colon, wherein said particles comprise: (a) a core comprising an active ingredient or a pharmaceutically acceptable salt or ester thereof, and optionally one or more excipients; (b) a first coating applied to the surface of the core, wherein said first coating is insoluble in gastric juice and in intestinal juice below pH 7, but soluble in colonic intestinal juice; and (c) a second coating applied to the surface of the first coating.
    Type: Grant
    Filed: March 21, 2005
    Date of Patent: October 6, 2015
    Assignee: Sandoz AG
    Inventors: Ashish Anilbhai Patel, Suresh Palaniswamy, Pablo Davila
  • Patent number: 8475838
    Abstract: A rapidly-dissolving oral dosage pharmaceutical composition for inhibiting ovulation in a mammal, said composition comprising drospirenone or a pharmaceutically acceptable salt or ester thereof, optionally ethinyl estradiol or a pharmaceutically acceptable salt, ester or ether thereof, a surfactant and at least one pharmaceutically acceptable excipient, wherein the drospirenone has a surface area of less than 10,000 cm2/g.
    Type: Grant
    Filed: June 3, 2005
    Date of Patent: July 2, 2013
    Assignee: Sandoz AG
    Inventors: Pablo Davila, Paola Henar Paniagua Marcos, Benito Lorenzo Pajuelo
  • Publication number: 20110158173
    Abstract: system for distributing broadband wireless signals indoors includes a radio access node, connected to a telecommunication access network via an access interface, where said radio access node comprises a broadband-signal-transmitting/-receiving module configured to transmit and receive broadband wireless signals via a broadband radio interface; at least one client device comprising a broadband-signal-transmitting/-receiving module configured to transmit and receive broadband wireless signals to/from said radio access node via said broadband radio interface. It also comprises a control channel configured to exchange control signals between said radio access node and said at least one client device over a control radio interface, each of said radio access nodes and at least one client device comprising a control-signal-transmitting/receiving module configured to establish said control channel for transmitting and receiving wireless signals over said control radio interface.
    Type: Application
    Filed: July 9, 2009
    Publication date: June 30, 2011
    Applicant: TELEFONICA, S.A.
    Inventors: Luis Cucala Garcia, Pablo Davila Alvarez
  • Patent number: 7939104
    Abstract: A pharmaceutical composition having improved solubility comprising a hydrophobic drug or pharmaceutically acceptable salt thereof and a compound having at least one carboxylic acid moiety, wherein the molar ratio of the compound having at least one carboxylic acid moiety to the hydrophobic drug or pharmaceutically acceptable salt thereof is from about 0.1:1 to about 25:1. The pharmaceutical composition exhibits rapid dissolution upon contact with physiological solvents, such as water, saliva or gastrointestinal fluids.
    Type: Grant
    Filed: February 15, 2008
    Date of Patent: May 10, 2011
    Assignee: Sandoz AG
    Inventors: Gary Barbera, Chetan Chhabildas Doshi, Mahendra R Patel, Pablo Davila, Satishkumar Ambalal Patel
  • Publication number: 20100330042
    Abstract: The present invention relates to the use of a compound that induces the activity of proinsulin, preferably human proinuslin, for the preparation of a medicinal product or pharmaceutical composition for the prevention and treatment of neurodegenerative conditions, disorders or diseases involving programmed cell death, preferably neurodegenerative pathologies of the central and peripheral nervous systems, and, more preferably, of the heredodegenerative diseases known as retinosis pigmentosa. The activator compound may consist of a chemical molecule, a peptide, a protein or a nucleotide sequence.
    Type: Application
    Filed: May 21, 2007
    Publication date: December 30, 2010
    Inventors: Enrique J. De La Rosa Cano, Maria Flora De Pablo Dávila, Patricia Boya Tremoleda, Silvia Corrichano Sánchez, Pedro De La Villa Polo, Rima Barhoum Tannous, Fátima Bosch Tubert
  • Patent number: 7727556
    Abstract: A pharmaceutical composition having improved solubility comprising a hydrophobic drug or pharmaceutically acceptable salt thereof and a compound having at least one carboxylic acid moiety, wherein the molar ratio of the compound having at least one carboxylic acid moiety to the hydrophobic drug or pharmaceutically acceptable salt thereof is from about 0.1:1 to about 25:1. The pharmaceutical composition exhibits rapid dissolution upon contact with physiological solvents, such as water, saliva or gastrointestinal fluids.
    Type: Grant
    Filed: May 6, 2005
    Date of Patent: June 1, 2010
    Assignee: Sandoz AG
    Inventors: Gary Barbera, Chetan Chhabildas Doshi, Mahendra R Patel, Pablo Davila, Satishkumar Ambalal Patel
  • Publication number: 20080146581
    Abstract: A pharmaceutical composition having improved solubility comprising a hydrophobic drug or pharmaceutically acceptable salt thereof and a compound having at least one carboxylic acid moiety, wherein the molar ratio of the compound having at least one carboxylic acid moiety to the hydrophobic drug or pharmaceutically acceptable salt thereof is from about 0.1:1 to about 25:1. The pharmaceutical composition exhibits rapid dissolution upon contact with physiological solvents, such as water, saliva or gastrointestinal fluids.
    Type: Application
    Filed: February 15, 2008
    Publication date: June 19, 2008
    Applicant: Sandoz AG
    Inventors: Gary Barbera, Chetan Chhabildas Doshi, Mahendra R. Patel, Pablo Davila, Satishkumar Ambalal Patel
  • Publication number: 20080096831
    Abstract: A stabilized azithromycin composition comprising azithromycin monohydrate, and about 5 to about 15 weight percent, based on the total weight of the composition, of water. The present inventors have unexpectedly determined that a certain amount of water is necessary to stabilize a pharmaceutical composition comprising azithromycin monohydrate. In addition, the stabilized azithromycin monohydrate compositions do not require an antioxidant.
    Type: Application
    Filed: July 27, 2007
    Publication date: April 24, 2008
    Inventors: Mohsen Sadatrezaei, Pablo Davila, Gary Barbera
  • Publication number: 20060275362
    Abstract: A rapidly-dissolving oral dosage pharmaceutical composition for inhibiting ovulation in a mammal, said composition comprising drospirenone or a pharmaceutically acceptable salt or ester thereof, optionally ethinyl estradiol or a pharmaceutically acceptable salt, ester or ether thereof, a surfactant and at least one pharmaceutically acceptable excipient, wherein the drospirenone has a surface area of less than 10,000 cm2/g.
    Type: Application
    Filed: June 3, 2005
    Publication date: December 7, 2006
    Inventors: Pablo Davila, Paola Paniagua Marcos, Benito Pajuelo
  • Publication number: 20060247255
    Abstract: A method for preparing a stable gatifloxacin composition in oral dosage form, said method comprising: (a) mixing gatifloxacin or a pharmaceutically acceptable salt or hydrate thereof, a disintegrant, and a filler for a time sufficient to form a mixture; (b) compacting the mixture of Step (a) at a compaction force of about 1 kN to about 30 kN for a time sufficient to form a compact; (c) milling the compact of Step (b) to form a granulation; and (d) mixing the granulation of Step (c) with an effective amount of a lubricant for a time sufficient to produce a gatifloxacin composition having a tap density of at least about 0.50 g/mL.
    Type: Application
    Filed: May 2, 2005
    Publication date: November 2, 2006
    Inventors: Satishkumar Patel, Suresh Palaniswamy, Bhaskarbhai Patel, Pablo Davila
  • Publication number: 20060210631
    Abstract: A multi-particulate, modified-release pharmaceutical composition for the oral administration of an active ingredient to the colon, wherein said particles comprise: (a) a core comprising an active ingredient or a pharmaceutically acceptable salt or ester thereof, and optionally one or more excipients; (b) a first coating applied to the surface of the core, wherein said first coating is insoluble in gastric juice and in intestinal juice below pH 7, but soluble in colonic intestinal juice; and (c) a second coating applied to the surface of the first coating.
    Type: Application
    Filed: March 21, 2005
    Publication date: September 21, 2006
    Inventors: Ashish Patel, Suresh Palaniswamy, Pablo Davila
  • Publication number: 20060182806
    Abstract: An extended-release pharmaceutical composition comprising a core and a coating, wherein said core comprises propranolol or a pharmaceutically acceptable salt thereof and at least one excipient, and said coating comprises at least one water-soluble polymer and at least one water-insoluble polymer, wherein said coating is heated at a temperature of about 30° C. to about 70° C. after being applied to said core.
    Type: Application
    Filed: November 7, 2005
    Publication date: August 17, 2006
    Inventors: Mintong Guo, Suresh Palaniswamy, Ashish Patel, Chad Gassert, Pablo Davila
  • Publication number: 20060127479
    Abstract: A taste masked pharmaceutical composition comprising: (a) a core comprising a bitter tasting drug, such as cetirizine dihydrochloride; and (b) a coating comprising a pharmaceutically acceptable cationic co-polymer based on mono- or dialkylaminoalkyl methacrylate and neutral acrylic or methacrylic esters, wherein the alkyl group independently has 1 to 6 carbon atoms, wherein said coating is applied to the surface of said core. The taste masked pharmaceutical compositions of the invention may be prepared without using an organic solvent or a cyclodextrin.
    Type: Application
    Filed: October 8, 2004
    Publication date: June 15, 2006
    Inventors: Natrajan Kumaraperumal, Suresh Palaniswamy, Pablo Davila
  • Publication number: 20050266082
    Abstract: A pharmaceutical composition comprising a hydrophobic matrix comprised of paroxetine HCl and a lipid component is provided. The matrix also preferably contains hydrophilic polymers, e.g., hypromellose. This invention also relates to a method of making such a composition by melt granulating paroxetine HCl with a molten binder comprising a lipid component. This invention also relates to tablets which contain such a matrix as a core and which having an enteric coating surrounding said core.
    Type: Application
    Filed: May 13, 2005
    Publication date: December 1, 2005
    Inventors: Satishkumar Patel, Pablo Davila, Suresh Palaniswamy
  • Publication number: 20050249814
    Abstract: A pharmaceutical composition having improved solubility comprising a hydrophobic drug or pharmaceutically acceptable salt thereof and a compound having at least one carboxylic acid moiety, wherein the molar ratio of the compound having at least one carboxylic acid moiety to the hydrophobic drug or pharmaceutically acceptable salt thereof is from about 0.1:1 to about 25:1. The pharmaceutical composition exhibits rapid dissolution upon contact with physiological solvents, such as water, saliva or gastrointestinal fluids.
    Type: Application
    Filed: May 6, 2005
    Publication date: November 10, 2005
    Inventors: Gary Barbera, Chetan Doshi, Mahendra Patel, Pablo Davila, Satishkumar Patel
  • Publication number: 20050181052
    Abstract: A pharmaceutical composition comprising microtablets, wherein said microtablets comprise lansoprazole, a lubricant, optionally one or more excipients, and an enteric coating, wherein the weight ratio of lansoprazole to lubricant is from about 1:4 to about 8:1, wherein said microtablets have a tablet size of about 1 mm to about 4 mm, and a tablet weight of 1 to 50 mg, and said microtablets are free of a separating or intermediate layer between the lansoprazole and enteric coating.
    Type: Application
    Filed: February 17, 2004
    Publication date: August 18, 2005
    Inventors: Satishkumar Patel, Indranil Nandi, Suresh Palaniswamy, Pablo Davila
  • Publication number: 20050181043
    Abstract: A tablet composition comprising an alendronate salt and optionally one or more excipients, wherein the cumulative total of the alendronate salt particles in the composition have a particle size distribution as follows: (a) about 19% to about 25% of the particles have a particle size of 250 microns as determined by a U.S. Sieve No. 60; (b) about 14% to about 17% of the particles have a particle size of 180 microns as determined by a U.S. Sieve No. 80; (c) about 10% to about 13% of the particles have a particle size of about 150 microns as determined by a U.S. Sieve No. 100; (d) about 16% to about 23% of the particles have a particle size of 90 microns as determined by a U.S. Sieve No. 170; (e) about 9% to about 17% of the particles have a particle size of 75 microns as determined by a U.S. Sieve No. 250; (f) about 13% to about 16% of the particles have a particle size of 45 microns as determined by a U.S. Sieve No.
    Type: Application
    Filed: February 12, 2004
    Publication date: August 18, 2005
    Inventors: Indranil Nandi, Pablo Davila, Theodore Burnell
  • Publication number: 20050142196
    Abstract: A stable pharmaceutical composition comprising about 1 wt. % to about 80 wt. % of an ACE inhibitor or a pharmaceutical acceptable salt thereof, about 1 wt. % to about 70 wt. % of an alkali or alkaline earth metal carbonate, and about 1 wt. % to about 80 wt. % of hydroxypropyl cellulose, wherein the ACE inhibitor is selected from the group consisting of quinapril, enalapril, spirapril, ramipril, perindopril, indolapril, lisinopril, alacepril, trandolapril, benazapril, libenzapril, delapril, cilazapril and combinations thereof; wherein the formation of an internal cyclization product, and/or ester hydrolysis product, and/or oxidation product, has been reduced or eliminated, and the weight percents are based on the total weight of the pharmaceutical composition.
    Type: Application
    Filed: February 18, 2005
    Publication date: June 30, 2005
    Inventors: Ashish Patel, Pablo Davila
  • Publication number: 20050101547
    Abstract: A stabilized azithromycin composition comprising azithromycin monohydrate, and about 5 to about 15 weight percent, based on the total weight of the composition, of water. The present inventors have unexpectedly determined that a certain amount of water is necessary to stabilize a pharmaceutical composition comprising azithromycin monohydrate. In addition, the stabilized azithromycin monohydrate compositions do not require an antioxidant.
    Type: Application
    Filed: November 6, 2003
    Publication date: May 12, 2005
    Inventors: Mohsen Sadatrezaei, Pablo Davila, Gary Barbera
  • Publication number: 20050065183
    Abstract: A pharmaceutical composition comprising fexofenadine or a pharmaceutical acceptable salt thereof, about 10 wt. % to about 70 wt. % of lactose, and about 1 wt. % to about 40 wt. % of a low-substituted hydroxypropyl cellulose, wherein the weight percents are based on the total weight of the pharmaceutical composition. The fexofenadine compositions of the invention exhibit improved bioavailability as expressed as Cmax, the maximum amount of active ingredient found in the plasma, or as AUC, the area under the plasma concentration time curve.
    Type: Application
    Filed: July 31, 2003
    Publication date: March 24, 2005
    Inventors: Indranil Nandi, Ashish Patel, Mohsen Sadatrezaei, Pablo Davila