Patents by Inventor by Joerg Michael Wilmsen, sole heir

by Joerg Michael Wilmsen, sole heir 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).

  • Process for the manufacture of plastic foams and flame-proofing foams characterized by the use of a carrier foam
    Patent number: 4043950
    Abstract: Process for the preparation of flameproof synthetic resin foams which comprises admixing (a) a furan resin and/or (b) a co-condensate of a furan resin with phenol and/or melamine and/or urea and/or cresol, and/or (c) a polyester, epoxy, polyurethane, acrylic, alkyd, phenoplast or aminoplast resin or a mixture thereof, with a carrier foam of an aqueous and/or aqueous alcoholic synthetic resin prepared with the aid of a foaming agent and compressed gas.
    Type: Grant
    Filed: May 3, 1976
    Date of Patent: August 23, 1977
    Inventors: Hans Wilmsen, deceased, by Joerg Michael Wilmsen, sole heir