Patents by Inventor Edwin Klaassen

Edwin Klaassen 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).

  • Spacer for stacking open containers
    Patent number: 12409974
    Abstract: A spacer for stacking first and second containers on each other. The spacer includes an elongated base body having a first support plate with a first support surface and a second support plate with a second support surface. Plunger portions project from the base body in opposite directions. The plunger portions are designed to plunge into respective recesses inside wall rims of the first and second containers stacked on top of each other or upside-down of each other. Fastening elements project from the base body to laterally enclose respective side walls of the first and second containers. The first and second support surfaces are designed to rest on the respective side wall rims of the first and second containers when the plunger portions plunge into the respective recesses of the first and second containers. The first and second support plates are spaced parallel from each other.
    Type: Grant
    Filed: March 14, 2023
    Date of Patent: September 9, 2025
    Assignee: Schoeller Allibert GmbH
    Inventors: Edwin Klaassen, Erik Brinkers
  • SPACER FOR STACKING OPEN CONTAINERS
    Publication number: 20230294875
    Abstract: A spacer for stacking first and second containers on each other. The spacer includes an elongated base body having a first support plate with a first support surface and a second support plate with a second support surface. Plunger portions project from the base body in opposite directions. The plunger portions are designed to plunge into respective recesses inside wall rims of the first and second containers stacked on top of each other or upside-down of each other. Fastening elements project from the base body to laterally enclose respective side walls of the first and second containers. The first and second support surfaces are designed to rest on the respective side wall rims of the first and second containers when the plunger portions plunge into the respective recesses of the first and second containers. The first and second support plates are spaced parallel from each other.
    Type: Application
    Filed: March 14, 2023
    Publication date: September 21, 2023
    Inventors: Edwin Klaassen, Erik Brinkers