Patents by Inventor Joerg Kress

Joerg Kress 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: 20240207818
    Abstract: The present invention relates to a method for the regeneration of special filter aids, namely, to crosslinked copolymers comprising N-vinylimidazole and N-vinylpyrrolidone as monomeric units, wherein an according copolymer is subsequently i) rinsed with water, ii) brought into contact with an aqueous solution of at least one acid, iii) rinsed with water to neutralize the copolymer, iv) brought into contact with an aqueous solution of at least one base, and v) rinsed with water or an aqueous solution of at least one acid to neutralize the copolymer. The invention also relates to a regenerated copolymer producible by said method and its use as a filter aid for the stabilization of beverages.
    Type: Application
    Filed: April 22, 2022
    Publication date: June 27, 2024
    Inventors: Joerg KRESS, Beatus Daniel SCHEHL
  • Publication number: 20220275120
    Abstract: Preparation of low-dusting or dust-free waterdispersible crosslinked polyvinylpyrrolidone (PVPP) granules characterized by extruding a dough consisting of said PVPP and water through a die plate and subsequent drying of the granules.
    Type: Application
    Filed: August 4, 2020
    Publication date: September 1, 2022
    Inventors: Roland Hinrich Staff, Joerg Kress, Andreas Hasse