Patents by Inventor Jean-Paul Meunier, deceased

Jean-Paul Meunier, deceased 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).

  • Subtratum for soil-free cultivation
    Patent number: 4879172
    Abstract: Substrata for soil-free cultivation are characterized by a relatively low by-volume mass. They are also constituted of fine fibers. The substrata present the advantage of a high degree of water retention, even for small thicknesses.
    Type: Grant
    Filed: February 16, 1988
    Date of Patent: November 7, 1989
    Assignee: Isover Saint-Gobain
    Inventor: Jean-Paul Meunier, deceased
  • Nutritive glasses for agriculture
    Patent number: 4867779
    Abstract: A vitreous product which can be used in agriculture is disclosed. With the exception of nitrogen, this vetreous product contains all the major and minor mineral elements which are essential for the nutrition of plants.The vitreous products can contain the following constituents, taken in the following proportions by weight:______________________________________ SiO.sub.2 25 to 65% Fe.sub.2 O.sub.3 1 to 15% P.sub.2 O.sub.5 1 to 15% B.sub.2 O.sub.3 0.01 to 2% K.sub.2 O 5 to 35% MnO 0.01 to 3% CaO 11 to 35% ZnO 0.01 to 3% MgO 1 to 10% CuO 0.01 to 2% SO.sub.3 0.01 to 1% MoO.sub.3 0.01 to 3% Na.sub.2 O 0 to 2% A1.sub.2 O.sub.
    Type: Grant
    Filed: December 17, 1986
    Date of Patent: September 19, 1989
    Assignee: Isover Saint-Gobain
    Inventors: Jean-Paul Meunier, deceased, Guy Matzen, Denise Blanc, Maryse Montarone
  • Substratum for soil-free cultivation
    Patent number: 4769277
    Abstract: Substrata for soil-free cultivation are characterized by a relatively low by-volume mass. They are also constituted of fine fibers. The substrata present the advantage of a high degree of water retention, even for small thicknesses.
    Type: Grant
    Filed: May 7, 1986
    Date of Patent: September 6, 1988
    Assignee: Saint-Gobain Recherche
    Inventor: Jean-Paul Meunier, deceased