Patents by Inventor Mark Douglas Schulze

Mark Douglas Schulze 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).

  • Valve for aerosol container
    Publication number: 20040055602
    Abstract: A valve for an aerosol container suitable for use in dispensing a quantity of the contents thereof is disclosed. The valve components comprise a fluorinated polymer and/or a fluorinated coating which have been found to reduce drug deposition in the valve.
    Type: Application
    Filed: September 11, 2003
    Publication date: March 25, 2004
    Inventors: Michael Thomas Riebe, Mark Douglas Schulze
  • Valve for aerosol container
    Patent number: 6644306
    Abstract: The invention provides a valve for an aerosol container suitable for use in dispensing a quantity of the contents thereof. The valve components comprise a fluorinated polymer and/or a fluorinated coating which have been found to reduce drug deposition in the valve.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: November 11, 2003
    Assignee: SmithKline Beecham Corporation
    Inventors: Michael Thomas Riebe, Mark Douglas Schulze