Patents by Inventor Yvonne M. Pritchard

Yvonne M. Pritchard 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).

  • Pharmaceutical aerosol compositions
    Publication number: 20040241103
    Abstract: A medicinal aerosol formulation comprising propellant particles of a first drug suspended in propellant and a second drug completely dissolved in the aerosol formulation.
    Type: Application
    Filed: July 9, 2004
    Publication date: December 2, 2004
    Applicant: 3M Innovative Properties Company
    Inventors: Yvonne M. Pritchard, Kanwaljit S. Claire