Patents by Inventor Ghazi Ghattas

Ghazi Ghattas 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 PREPOLYMERS THAT COMPRISE A POLYOXYMETHLYENE BLOCK
    Publication number: 20210395430
    Abstract: The invention relates to a process for preparing prepolymers that comprise a polyoxymethylene block. The invention also relates to prepolymers that can be obtained by said process and to mixtures of the prepolymers with OH-reactive compounds, preferably polyisocyanates. The invention further relates to a chemical-technical process for preparing a chemical product of defined composition.
    Type: Application
    Filed: November 14, 2019
    Publication date: December 23, 2021
    Inventors: Jens Langanke, Christoph Guertler, Ghazi Ghattas, Philipp von Tiedemann, Christoph Rosorius, Walter Leitner