Patents by Inventor Rodney James Ketner

Rodney James Ketner 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).

  • Publication number: 20200383354
    Abstract: Oral rehydration solutions (ORSs), methods of preparing ORSs and methods of delivering rehydration therapy are disclosed herein. In some embodiments, an ORS includes a non-starch viscosity enhancing polymer and a sodium salt. The ORS may include at least approximately 50 millimoles of dissolved sodium per liter. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: May 7, 2020
    Publication date: December 10, 2020
    Inventors: Dwayne Thomas Friesen, Rodney James Ketner, Michael Edward Grass
  • Patent number: 10653168
    Abstract: Oral rehydration solutions (ORSs), methods of preparing ORSs and methods of delivering rehydration therapy are disclosed herein. In some embodiments, an ORS includes a non-starch viscosity enhancing polymer and a sodium salt. The ORS may include at least approximately 50 millimoles of dissolved sodium per liter. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: May 19, 2020
    Assignee: Sweetwater Solutions, LLC
    Inventors: Dwayne Thomas Friesen, Rodney James Ketner, Michael Edward Grass
  • Patent number: 10098843
    Abstract: This invention relates to the field of pharmaceutical chemistry and, more specifically, to pharmaceutical formulations as well as to intermediates used to prepare such formulations and to methods for manufacturing such formulations.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: October 16, 2018
    Assignee: CymaBay Therapeutics, Inc.
    Inventors: Charles A. McWherter, Robert Louis Martin, David B. Karpf, Brian K. Roberts, Douglas Alan Lorenz, Rodney James Ketner
  • Publication number: 20170197980
    Abstract: Docusate salts of N-(4-{4-amino-7-[1-(2-hydroxyethyl)-1H-pyrazol-4-yl]thieno[3,2-c]pyridin-3-yl}phenyl)-N?-(3-fluorophenyl)urea are suitable pharmaceutical ingredients for pharmaceutical compositions useful in the treatment of disease, for example, cancer.
    Type: Application
    Filed: June 25, 2015
    Publication date: July 13, 2017
    Inventors: Lloyd S. Dias, Rodney James Ketner, Jonathan M. Miller, Warren Kenyon Miller, Michael Mark Morgen, Brice George Murri, David Thomas Vodak
  • Publication number: 20160374945
    Abstract: In one aspect, pharmaceutical compositions comprising dispersions of an acid-sensitive drug and a neutral dispersion polymer are disclosed. The acid-sensitive drug has improved chemical stability relative to dispersions of the drug and acidic polymers. In another aspect, pharmaceutical compositions of low-solubility drugs and amphiphilic, hydroxy-functional vinyl copolymers are disclosed.
    Type: Application
    Filed: September 7, 2016
    Publication date: December 29, 2016
    Applicant: Bend Research, Inc.
    Inventors: Dwayne T. Friesen, Michael J. Gumkowski, Rodney James Ketner, Douglas A. Lorenz, James A. S. Nightingale, Ravi M. Shanker, James B. West
  • Patent number: 9468604
    Abstract: In one aspect, pharmaceutical compositions comprising dispersions of an acid-sensitive drug and a neutral dispersion polymer are disclosed. The acid-sensitive drug has improved chemical stability relative to dispersions of the drug and acidic polymers. In another aspect, pharmaceutical compositions of low-solubility drugs and amphiphilic, hydroxy-functional vinyl copolymers are disclosed.
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: October 18, 2016
    Assignee: Bend Research, Inc.
    Inventors: Dwayne T. Friesen, Michael J. Gumkowski, Rodney James Ketner, Douglas A. Lorenz, James A. S. Nightingale, Ravi M. Shanker, James B. West
  • Publication number: 20160213618
    Abstract: This invention relates to the field of pharmaceutical chemistry and, more specifically, to pharmaceutical formulations as well as to intermediates used to prepare such formulations and to methods for manufacturing such formulations.
    Type: Application
    Filed: January 21, 2016
    Publication date: July 28, 2016
    Inventors: Charles A. McWherter, Robert Louis Martin, David B. Karpf, Brian K. Roberts, Douglas Alan Lorenz, Rodney James Ketner
  • Patent number: 9241924
    Abstract: This invention relates to the field of pharmaceutical chemistry and, more specifically, to pharmaceutical formulations as well as to intermediates used to prepare such formulations and to methods for manufacturing such formulations.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: January 26, 2016
    Assignee: CYMABAY THERAPEUTICS, INC.
    Inventors: Charles A. McWherter, Robert Louis Martin, David B. Karpf, Brian K. Roberts, Douglas Alan Lorenz, Rodney James Ketner
  • Publication number: 20140370144
    Abstract: Oral rehydration solutions (ORSs), methods of preparing ORSs and methods of delivering rehydration therapy are disclosed herein. In some embodiments, an ORS includes a non-starch viscosity enhancing polymer and a sodium salt. The ORS may include at least approximately 60 millimoles of dissolved sodium per liter. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: June 12, 2013
    Publication date: December 18, 2014
    Inventors: Dwayne Thomas Friesen, Rodney James Ketner, Michael Edward Grass
  • Publication number: 20140370145
    Abstract: Oral rehydration solutions (ORSs), methods of preparing ORSs and methods of delivering rehydration therapy are disclosed herein. In some embodiments, an ORS includes a non-starch viscosity enhancing polymer and a sodium salt. The ORS may include at least approximately 50 millimoles of dissolved sodium per liter. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: October 1, 2013
    Publication date: December 18, 2014
    Applicant: Sweetwater Solutions, LLC
    Inventors: Dwayne Thomas Friesen, Rodney James Ketner, Michael Edward Grass
  • Patent number: 8834929
    Abstract: A secondary drying process is disclosed for removing residual solvent from drug-containing particles that have been formed by solvent-based processes.
    Type: Grant
    Filed: July 9, 2007
    Date of Patent: September 16, 2014
    Assignee: Bend Research, Inc.
    Inventors: Daniel Elmont Dobry, Rodney James Ketner, David Keith Lyon, James Mathew Mullin
  • Patent number: 8828438
    Abstract: A solid amorphous dispersion comprises a cholesteryl ester transfer protein (CETP) inhibitor, an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A reductase (HMG-CoA reductase inhibitor), and a concentration enhancing polymer. At least a major portion of the CETP inhibitor in the dispersion is amorphous. The solid amorphous dispersion provides concentration-enhancement of the CETP inhibitor when administered to an aqueous use environment.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: September 9, 2014
    Assignee: Bend Research, Inc.
    Inventors: Dwayne Thomas Friesen, Bruno Caspar Hancock, Rodney James Ketner, David Keith Lyon, James Alan Shriver Nightingale, Ravi Mysore Shanker
  • Publication number: 20140210117
    Abstract: In one aspect, pharmaceutical compositions comprising dispersions of an acid-sensitive drug and a neutral dispersion polymer are disclosed. The acid-sensitive drug has improved chemical stability relative to dispersions of the drug and acidic polymers. In another aspect, pharmaceutical compositions of low-solubility drugs and amphiphilic, hydroxy-functional vinyl copolymers are disclosed.
    Type: Application
    Filed: April 1, 2014
    Publication date: July 31, 2014
    Applicant: BEND RESEARCH, INC.
    Inventors: Dwayne T. Friesen, Michael J. Gumkowski, Rodney James Ketner, Douglas A. Lorenz, James A. S. Nightingale, Ravi M. Shanker, James B. West
  • Patent number: 8372836
    Abstract: Pharmaceutical compositions comprising a poorly water soluble ionizable drug, a cationic species and a dispersion polymer are disclosed, together with a process for forming the compositions. The neutral form of the drug has (i) a solubility of less than 1 mg/ml, in aqueous solution at a pH between 6 and 7, (ii) a solubility of less than 20 mg/mL in a volatile organic solvent, and (iii) an acidic pKa value of greater than 5. At least 90 wt % of the drug in the solid dispersion being in a non-crystalline form. The drug, the cationic species, and the dispersion polymer constitute at least 80 wt % of the solid dispersion.
    Type: Grant
    Filed: October 8, 2007
    Date of Patent: February 12, 2013
    Assignee: Bend Research, Inc.
    Inventors: Rodney James Ketner, Douglas Alan Lorenz, David Keith Lyon
  • Publication number: 20110318418
    Abstract: This invention relates to the field of pharmaceutical chemistry and, more specifically, to pharmaceutical formulations as well as to intermediates used to prepare such formulations and to methods for manufacturing such formulations.
    Type: Application
    Filed: June 21, 2011
    Publication date: December 29, 2011
    Inventors: Charles A. McWherter, Robert Louis Martin, David B. Karpf, Brian K. Roberts, Douglas Alan Lorenz, Rodney James Ketner
  • Publication number: 20100233272
    Abstract: A pharmaceutical dosage form comprising celecoxib and a pharmaceutically acceptable carrier, the dosage form when initially administered to at least 12 human patients in the fasted state in a crossover study providing: (a) a mean blood plasma concentration of celecoxib within 0.5 hour after administration (C0.5) of at least about 0.9 ng/ml per mg of celecoxib dosed; (b) a mean blood plasma concentration of celecoxib 12 hours after administration (Ci2) of at least about 0.6 ng/ml per mg of celecoxib dosed; (c) a mean area under the blood plasma concentration versus time curve for the 12 hour period following administration (AUC12) of at least 19 ng-hr/mL per mg of celecoxib dosed; and (d) a mean maximum blood plasma concentration (Cmax) of celecoxib of less than about 4.9 ng/ml per mg of celecoxib dosed.
    Type: Application
    Filed: November 6, 2008
    Publication date: September 16, 2010
    Inventors: Leah Elizabeth Appel, Dwayne Thomas Friesen, Scott M. Herbig, Rodney James Ketner, Sheri L. Shamblin
  • Publication number: 20100028440
    Abstract: A secondary drying process is disclosed for removing residual solvent from drug-containing particles that have been formed by solvent-based processes.
    Type: Application
    Filed: July 9, 2007
    Publication date: February 4, 2010
    Inventors: Daniel Elmont Dobry, Rodney James Ketner, David Keith Lyon, James Mathew Mullin
  • Publication number: 20100029667
    Abstract: Pharmaceutical compositions comprising a poorly water soluble ionizable drug, a cationic species and a dispersion polymer are disclosed, together with a process for forming the compositions. The neutral form of the drug has (i) a solubility of less than 1 mg/ml, in aqueous solution at a pH between 6 and 7, (ii) a solubility of less than 20 mg/mL in a volatile organic solvent, and (iii) an acidic pKa value of greater than 5. At least 90 wt % of the drug in the solid dispersion being in a non-crystalline form. The drug, the cationic species, and the dispersion polymer constitute at least 80 wt % of the solid dispersion.
    Type: Application
    Filed: October 8, 2007
    Publication date: February 4, 2010
    Inventors: Rodney James Ketner, Douglas Alan Lorenz, David Keith Lyon
  • Publication number: 20090118328
    Abstract: A solid amorphous dispersion comprises a cholesteryl ester transfer protein (CETP) inhibitor, an inhibitor of 3-hydroxy-3-methylglutaryl-conenzyme A reductase (HMG-CoA reductase inhibitor), and a concentration enhancing polymer. At least a major portion of the CETP inhibitor in the dispersion is amorphous. The solid amorphous dispersion provides concentration-enhancement of the CETP inhibitor when administered to an aqueous use environment.
    Type: Application
    Filed: May 22, 2006
    Publication date: May 7, 2009
    Applicant: BEND RESEARCH, INC.
    Inventors: Dwayne Thomas Friesen, Bruno Caspar Hancock, Rodney James Ketner, David Keith Lyon, James Alan Shriver Nightingale, Ravi Mysore Shanker
  • Publication number: 20080075784
    Abstract: Improved taste masking of pharmaceutical compositions of unpleasant-tasting drugs and cyclodextrin is achieved by forming a mixture of drug and cyclodextrin wherein the drug's dissolution rate has been retarded, or the the cyclodextrin's dissolution rate has been enhanced, or by both.
    Type: Application
    Filed: July 11, 2005
    Publication date: March 27, 2008
    Inventors: Dwayne Thomas Friesen, David Keith Lyon, Rodney James Ketner, Jennifer H. Chu