Patents by Inventor Gerardus L. M. Vroomen

Gerardus L. M. Vroomen 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).

  • Patent number: 7026028
    Abstract: Multi-layer moulding, containing a body part and a surface layer which at least partly covers the body part, which body part contains a cross-linked elastomer composition and which surface layer contains a thermoplastic elastomer, in which the surface layer of the multi-layer moulding, in a weather resistance test according to DIN 75202, in which the surface layer is continuously exposed for at most 100 hours to light from a xenon light source, which light source is provided with a borosilicate “S” inner filter and a soda lime outer filter, at a relative humidity of 30%, with an intensity of 1.40 W/m2 at 420 nanometres on the surface of the moulding, a black standard temperature of 100° C., in a space with a temperature of 66° C., develops a colour deviation with a ?E of at most 3.0, measured according to ASTM D 1925.
    Type: Grant
    Filed: June 19, 2002
    Date of Patent: April 11, 2006
    Assignee: DSM IP Assets B.V.
    Inventors: Pieter Gijsman, Gerardus L. M. Vroomen, Edwin Willems