Patents by Inventor Johann Petersen

Johann Petersen 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).

  • Publication number: 20070039142
    Abstract: The present invention relates to an assembly comprising a substrate bearing an adhesive layer and a multitude of discrete portions of a backing, said discrete portions of a backing being attached to the adhesive layer through one of the major surfaces of the backing and bearing on its exposed major surface opposite to the major surface attached to the adhesive layer, a plurality of male fastening elements capable of engaging with fibrous materials having a plurality of complementary female fastening elements, wherein the sum of the maximum densities of the discrete portions of the backing along the extension of the adhesive layer in the cross direction and in the machine direction, respectively, is at least 1 cm-1?, whereby the assembly releasably adheres to said fibrous material through a combination of a mechanical and an adhesive bonding mechanism.
    Type: Application
    Filed: May 10, 2004
    Publication date: February 22, 2007
    Inventors: Johann Petersen, Ralf Oertel
  • Publication number: 20060293635
    Abstract: The present invention relates to a fastening film system 1 comprising a backing 7 and an adhesive layer 6 on one of the two major surfaces of the backing 7, the backing 7 bearing on its exposed major surface 3a opposite to the adhesive layer 6 a plurality of male fastening elements 4 capable of engaging with fibrous materials 32 having a plurality of complementary female fastening elements, and a plurality of through-holes 2 extending through the thickness 11 of the backing 7 so that the adhesive layer 6 attached to the backing 7 is exposed through such through-holes 2 wherein at least one of said through-holes 2 is encompassed by the backing 7, and wherein the fastening film system 1 releasably adheres to said fibrous materials 32 through a combination of a mechanical and an adhesive bonding mechanism.
    Type: Application
    Filed: May 10, 2004
    Publication date: December 28, 2006
    Inventor: Johann Petersen
  • Publication number: 20060271004
    Abstract: The present invention relates to a method of preparing closure components suitable for use in absorbent articles such as diapers, comprising the steps of (a) providing a fastening portion 2 comprising fastening means 3; (b) providing a continuous web 1 of a material in a machine direction, said web having a first outer major surface 1b and a second inner major surface 1a and a left and right longitudinal edge 1c, 1d, at least one of said first and second major surfaces 1a, 1b being capable of releasably engaging with the fastening means 3; (c) joining said fastening portion 2 in the machine direction to the inner and/or outer major surfaces 1a, 1b of the web 1 so that the fastening means 3 of said fastening portion 2 are exposed; applying at least two cuts 4, 4? to the web 1 in order to provide at least two flaps 5 each having a top edge 5a and a baseline 5b, each of said at least two flaps 5 bearing at least part of said fastening portions 2 and being connected to the web 1 at least through its respective ba
    Type: Application
    Filed: February 12, 2004
    Publication date: November 30, 2006
    Inventor: Johann Petersen
  • Publication number: 20050202205
    Abstract: The present invention relates to a method of manufacturing a stretched mechanical fastening web laminate (1) comprising a thermoplastic web layer (13) having two major surfaces, one of the major surfaces bearing a multitude of male fastening elements (14) suitable for engagement with a corresponding female fastening material, and on its other major surface a fibrous web layer (11), said method comprising the steps of (i) providing the fibrous web layer (11) having an initial basis weight, (ii) passing the fibrous web layer (11) through a nip formed by two rolls (101), (103), one of them having cavities (120) that are the negatives of a plurality of male fastening elements (14), introducing a molten thermoplastic resin into the cavities (120) in excess of an amount that would fill the cavities (120) which excess forms the thermoplastic web layer (13), allowing the resin to at least partially solidify and stripping of a precursor web laminate (10) thus formed comprising the fibrous web layer (11) and the th
    Type: Application
    Filed: March 9, 2004
    Publication date: September 15, 2005
    Inventors: Johann Petersen, Ralf Oertel, Ronald Ausen, Janet Venne