Patents by Inventor Mark Wipperman

Mark Wipperman 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).

  • Novel process
    Publication number: 20050222107
    Abstract: A process for preparing fluticasone propionate as crystalline polymorphic Form 1 which comprises reacting a compound of formula (II) or a salt thereof with a compound of formula LCH2F wherein L represents leaving group optionally in the presence of a phase transfer catalyst, a water-immiscible non-solvating organic liquid solvent and water is described.
    Type: Application
    Filed: February 3, 2003
    Publication date: October 6, 2005
    Inventors: Steven Coote, Rosalyn Nice, Mark Wipperman
  • Process for the production of 6.alpha.,9.alpha-difluoro-17.alpha.-(1-oxo-propoxy-11.beta.-hydroxy-16.alpha.-methyl-3-oxo-androst-1,4-diene-17.beta.-carbothioic acid
    Publication number: 20050080065
    Abstract: A process for preparing a compound of formula (II) or a salt thereof is described.
    Type: Application
    Filed: February 3, 2003
    Publication date: April 14, 2005
    Inventors: Steven Coote, Rosalyn Nice, Mark Wipperman