Patents by Inventor Phil Plumb

Phil Plumb 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).

  • Preparation of Pharmaceutical Salts of [1,4] - Bipiperidine
    Publication number: 20070276141
    Abstract: The invention provides anhydrous and hydrated forms of sodium salt of N-[[4-(3,4-dichlorophenoxy)[1,4?-bipiperidin]-1?-yl]carbonyl]-4-methyl-benzenesulfonamide and crystalline forms of N-[[4-(3,4-dichlorophenoxy)[1,4?-bipiperidin]-1?-yl]carbonyl]-4-methyl-benzenesulfonamide; and such compounds are modulators of chemokine (especially CCR3) activity and are especially useful for treating asthma and/or rhinitis.
    Type: Application
    Filed: November 3, 2004
    Publication date: November 29, 2007
    Inventors: Howard Else, Richard Evans, Peter Morgan, Philip O'keefe, Matthew Perry, Phil Plumb, Mark Purdie, Brian Springthorpe, Gerald Steele