Patents Represented by Attorney David J. Kerwick

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  • Process for making a crystalline zilpaterol salt
    Patent number: 8343956
    Abstract: This invention generally relates to processes for making a crystalline zilpaterol salt, particularly zilpaterol hydrochloride. This invention also relates to methods of treatment using a crystalline zilpaterol salt prepared in accordance with this invention to increase the rate of weight gain, improve feed efficiency, and/or increase carcass leanness in livestock, poultry, and fish.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: January 1, 2013
    Assignee: Intervet International B.V.
    Inventors: Oliver Krebs, Philipp Kuenti, Christoph Michlig, Karl Reuter
  • Process for preparing oxazoline-protected aminodiol compounds useful as intermediates to florfenicol
    Patent number: 8314252
    Abstract: Processes for preparing oxazoline compounds are disclosed. These oxazoline compounds are useful intermediates in the preparation of Florfenicol and related compounds.
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: November 20, 2012
    Assignees: Intervet Inc., Intervet International B.V.
    Inventors: Leo A. Paquette, James C. Towson
  • Substituted piperazines as CBantagonists
    Patent number: 8236805
    Abstract: Compounds of Formula (I): or pharmaceutically acceptable salts, solvates, or esters thereof, are useful in treating diseases or conditions mediated by CB1 receptors, such as metabolic syndrome and obesity, neuroinflammatory disorders, cognitive disorders and psychosis, addiction (e.g., smoking cessation), gastrointestinal disorders, and cardiovascular conditions.
    Type: Grant
    Filed: September 22, 2009
    Date of Patent: August 7, 2012
    Assignees: Intervet Inc., Intervet International B.V.
    Inventors: Eric J. Gilbert, Michael W. Miller, Jack D. Scott, Andrew W. Stamford, William J. Greenlee, Jay Weinstein
  • Control of parasites in animals by the use of novel trifluoromethanesulfonanilide oxime ether derivatives
    Patent number: 7906538
    Abstract: Novel trifluoromethanesulfonanilide oxime ether compounds useful for controlling endo and/or ectoparasites in the environment are provided, together with methods of making the same, and methods of using the inventive compounds to treat parasite infestations in vivo or ex vivo.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: March 15, 2011
    Assignee: Schering-Plough Animal Health Corporation
    Inventors: Adam Gerhardt Meyer, Kevin Norman Winzenberg, David G. Sawutz, Andris Juris Liepa
  • Cannabinoid receptor modulators
    Patent number: 7897601
    Abstract: A compound having the general structure of Formula (I): or a pharmaceutically acceptable salt, solvate, or ester thereof, is useful in treating diseases, disorders, or conditions such as obesity, metabolic disorders, addiction, diseases of the central nervous system, cardiovascular disorders, respiratory disorders, and gastrointestinal disorders.
    Type: Grant
    Filed: January 16, 2007
    Date of Patent: March 1, 2011
    Assignees: Intervet, Inc., Intervet International B.V.
    Inventors: Samuel Chackalamannil, Mariappan V. Chelliah, Martin C. Clasby, Keith A. Eagen, Jack D. Scott, Yuguang Wang, Yan Xia, William J. Greenlee
  • Control of parasites in animals by the use of parasiticidal 2-phenyl-3-(1H-pyrrol-2-yl)acrylonitrile derivatives
    Patent number: 7705038
    Abstract: 2-Phenyl-3-(1H-pyrrol-2-yl)acrylonitrile compounds useful for controlling parasites in animals and methods of treatment of parasite infestation in animals using the compounds are disclosed.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: April 27, 2010
    Assignee: Intervet, Inc.
    Inventors: Kevin N. Winzenberg, Simon Saubern, David G. Sawutz
  • Florfenicol prodrug having improved water solubility
    Patent number: 7572777
    Abstract: The present invention discloses methods of using phosphate esters of florfenicol (prodrugs) and florfenicol analogs having superior water solubility that are hydrolyzed to florfenicol or the respective florfenicol analog in vivo, upon administration to an animal.
    Type: Grant
    Filed: August 29, 2006
    Date of Patent: August 11, 2009
    Assignee: Schering-Plough Animal Health Corp.
    Inventors: Scott J. Hecker, Sunil V. Pansare, Tomasz W. Glinka