Patents by Inventor Egbert John

Egbert John 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 production of finely divided milled material
    Patent number: 7264183
    Abstract: The invention relates to an improved process for the production of finely divided blowing agent powders.
    Type: Grant
    Filed: June 7, 2005
    Date of Patent: September 4, 2007
    Assignee: Lanxess Deutschland GmbH
    Inventors: Peter-Roger Nyssen, Rainer Elbert, Uwe Nussbaum, Egbert John, Benno Ulfik
  • Process for the production of finely divided milled material
    Publication number: 20060086835
    Abstract: The invention relates to an improved process for the production of finely divided blowing agent powders.
    Type: Application
    Filed: June 7, 2005
    Publication date: April 27, 2006
    Applicant: LANXESS Deutschland GmbH
    Inventors: Peter-Roger Nyssen, Rainer Elbert, Uwe Nussbaum, Egbert John, Benno Ulfik