Patents by Inventor Christopher E. Markgraf

Christopher E. Markgraf 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: 20220088499
    Abstract: The present invention is a bubble, fog, haze, and fog-filled bubble machine. In particular, the present invention is directed to a single unit machine that can produce bubbles, fog, fog-filled bubbles or haze. The machine preferably comprises a housing having a front portal, a bubble section, a fog section, and a control interface, where the housing is connected to a power source. The bubble section is located behind the front portal and has a bubble wand motor attached to a rotatable wheel with a number of bubble wands. The bubble wands pass through a bubble fluid reservoir. The fog section is located behind the bubble section and comprises a fog outlet in front of a fan, where the fog outlet is connected to a fog heater core and a fog pump is in turn connected to a fog fluid reservoir. The control interface controls the selection of effects.
    Type: Application
    Filed: December 6, 2021
    Publication date: March 24, 2022
    Inventors: Adam G. Pogue, Christopher E. Markgraf
  • Publication number: 20180272245
    Abstract: The present invention is a bubble, fog, haze, and fog-filled bubble machine. In particular, the present invention is directed to a single unit machine that can produce bubbles, fog, fog-filled bubbles or haze. The machine preferably comprises a housing having a front portal, a bubble section, a fog section, and a control interface, where the housing is connected to a power source. The bubble section is located behind the front portal and has a bubble wand motor attached to a rotatable wheel with a number of bubble wands. The bubble wands pass through a bubble fluid reservoir. The fog section is located behind the bubble section and comprises a fog outlet in front of a fan, where the fog outlet is connected to a fog heater core and a fog pump is in turn connected to a fog fluid reservoir. The control interface controls the selection of effects.
    Type: Application
    Filed: January 23, 2017
    Publication date: September 27, 2018
    Inventors: Adam G. Pogue, Christopher E. Markgraf