Patents by Inventor Ralf Wallner

Ralf Wallner 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).

  • Expanded Paperboard Mesh and Combinations Incorporating the Same
    Publication number: 20230010976
    Abstract: An expanded paperboard mesh, for supporting an item and separating such item from an adjacent object, includes a plurality of adjacent apertures, and each aperture entire perimeter is bounded by adjacent strands. The expanded paperboard mesh support is formed by expanding a single piece of paperboard to define said plurality of adjacent apertures. A combination includes an expanded paperboard mesh supporting an item over a supporting surface.
    Type: Application
    Filed: September 16, 2022
    Publication date: January 12, 2023
    Inventor: Ralf Wallner
  • Expandable mesh food support
    Patent number: 11447288
    Abstract: A food support tray comprised of an expanded paperboard mesh tray insert for a delivery carton such as a pizza carton or a fresh produce clamshell. The expanded paperboard mesh is adapted for supporting pizza or other food items on the bond peaks of the expanded mesh, thus isolating the food item from oil and juices that could make the fresh food item turn soggy.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: September 20, 2022
    Assignee: WALLNER EXPAC, INC.
    Inventor: Ralf Wallner
  • EXPANDABLE MESH FOOD SUPPORT
    Publication number: 20210163173
    Abstract: A food support tray comprised of an expanded paperboard mesh tray insert for a delivery carton such as a pizza carton or a fresh produce clamshell. The expanded paperboard mesh is adapted for supporting pizza or other food items on the bond peaks of the expanded mesh, thus isolating the food item from oil and juices that could make the fresh food item turn soggy.
    Type: Application
    Filed: February 10, 2021
    Publication date: June 3, 2021
    Inventor: Ralf Wallner
  • FOOD SUPPORT TRAY
    Publication number: 20180334283
    Abstract: A food support tray comprised of an expanded paperboard mesh tray insert for a delivery carton such as a pizza carton or a fresh produce clamshell. The expanded paperboard mesh is adapted for supporting pizza or other food items on the bond peaks of the expanded mesh, thus isolating the food item from oil and juices that could make the fresh food item turn soggy.
    Type: Application
    Filed: March 5, 2018
    Publication date: November 22, 2018
    Inventor: Ralf Wallner