Patents by Inventor Zygmut Kozaczka

Zygmut Kozaczka 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 preparing a pressure-sensitive self-adhesive composition wherein tackifiers in dispersed, melted or solid form are mixed with natural rubber latex
    Patent number: 6777490
    Abstract: Process for preparing a pressure-sensitive adhesive composition, characterized in that tackifiers in dispersed, melted or solid form are mixed with natural rubber latex, the water content being not more than 45% by weight.
    Type: Grant
    Filed: May 26, 1999
    Date of Patent: August 17, 2004
    Assignee: tesa AG
    Inventors: Bernhard Müssig, Zygmut Kozaczka, Dieter Zielske, Jochen Stähr, Ralf Hirsch
  • PROCESS FOR PREPARING A PRESSURE-SENSITIVE SELF-ADHESIVE COMPOSITION WHEREIN TACKIFIERS IN DISPERSED, MELTED OR SOLID FORM ARE MIXED WITH NATURAL RUBBER LATEX
    Publication number: 20030207992
    Abstract: Process for preparing a pressure-sensitive adhesive composition, characterized in that tackifiers in dispersed, melted or solid form are mixed with natural rubber latex, the water content being not more than 45% by weight.
    Type: Application
    Filed: May 26, 1999
    Publication date: November 6, 2003
    Inventors: BERNHARD MUSSIG, ZYGMUT KOZACZKA, DIETER ZIELSKE, JOCHEN STAHR, RALF HIRSCH
  • Pollen filter
    Patent number: 5951727
    Abstract: An air-permeable filter material for use on doors, door frames, windows or window frames and a method of using the filter material to protect against the ingress of pollen and dirt particles in the environment. The filter material may be composed of fabric or film or a combination of film and fabric, the material having perforations of a diameter of 2-250 .mu.m, and a fixing material for applying the filter material.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: September 14, 1999
    Assignee: Beiersdorf AG
    Inventors: Manfred Spies, Heike Rademacher, Zygmut Kozaczka, Klaus Eberhard Papon