Patents by Inventor Jacques Hauton

Jacques Hauton 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).

  • Gelified microspheres, their method of preparation and their applications
    Patent number: 6221387
    Abstract: Microspheres comprising a gelified polar core which is optionally surrounded by concentric and alternating superimposed n lipidic bilayers or n aqueous liquid layers and n gelified polar layers, n being an integer. The microspheres of the invention are obtainable by delipidation of liposomes designated as liposomes having a gelified polar core, of the type comprising at least one outer lipidic bilayer and at least one inner polar aqueous phase containing a gelified substance.
    Type: Grant
    Filed: April 28, 1999
    Date of Patent: April 24, 2001
    Assignee: Lipogel
    Inventors: Jacques Hauton, Jean-Pierre Salles
  • Gelified microspheres, their method of preparation and their applications
    Patent number: 5945120
    Abstract: Microspheres comprising a gelified polar core which is optionally surrounded by concentric and alternating superimposed n lipidic bilayers or n aqueous liquid layers and n gelified polar layers, n being an integer. The microspheres of the invention are obtainable by delipidation of liposomes designated as liposomes having a gelified polar core, of the type comprising at least one outer lipidic bilayer and at least one inner polar aqueous phase containing a gelified substance.
    Type: Grant
    Filed: December 13, 1996
    Date of Patent: August 31, 1999
    Assignee: Lipogel
    Inventors: Jacques Hauton, deceased, Jean-Pierre Salles