Patents by Inventor Donna Caster

Donna Caster 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).

  • Extended Release Formulations Comprising Quetiapine and Methods for Their Manufacture
    Publication number: 20110319383
    Abstract: The present invention relates to extended release formulations of quetiapine and its pharmaceutically acceptable salts. The formulations comprise polymers, preferably hydroxypropyl methylcellulose of different viscosities, selected to cause the formulations to conform to preselected quetiapine release profiles. A process for the manufacture of said formulations is also disclosed.
    Type: Application
    Filed: November 16, 2007
    Publication date: December 29, 2011
    Applicant: ASTRAZENECA AB
    Inventors: Daniel Brown, Donna Caster, Brian Clark, Sandra Hopkins, Jennifer Llewelyn, Lisa Martin, Elizabeth Meehan, Robert Timko, Husheng Yang
  • Extended Release Compositions and Methods for Their Manufacture
    Publication number: 20080287418
    Abstract: Extended release formulations of quetiapine and its pharmaceutically salts, and methods for manufacture of the formulations, may include the use of polymers selected for their physical and chemical characteristics. The formulations may include polymers selected to cause solid dosage forms of the formulations to conform to preselected quetiapine release criteria. The formulations may include non-polymer materials that may affect quetiapine release.
    Type: Application
    Filed: November 14, 2007
    Publication date: November 20, 2008
    Applicant: ASTRAZENECA AB
    Inventors: Daniel Brown, Donna Caster, Brian Clark, Sandra Hopkins, Jennifer Llewelyn, Elizabeth Meehan, Lisa Martin, Robert Timko, Husheng Yang