Patents by Inventor Joseph Joachim

Joseph Joachim 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).

  • Method for preparing a pharmaceutical composition with modified release of the active principle, comprising a matrix
    Patent number: 6194005
    Abstract: The invention concerns a method for preparing a modified release of active principle. The method comprises the steps of mixing a powder composed of active principle, adjuvant or combinations thereof while heating and fluidizing in order to obtain individual grains, liquefying a lipid matrix agent composed of partial esters of alcohol with at least one fatty acid, coating the powder by spraying from 1 to 15% by weight of the final composition liquid lipid matrix agent over the individual grains, the spraying air pressure, and optionally the spraying rate varying throughout the coating operation and lowering the temperature of the combined product to allow the lipid matrix agent to solidify around the grains.
    Type: Grant
    Filed: March 23, 1999
    Date of Patent: February 27, 2001
    Assignee: Gattefosse, S.A.
    Inventors: Nabil Farah, Philippe Barthelemy, Joseph Joachim