Patents by Inventor Marjorie Schwanke

Marjorie Schwanke 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).

  • Downdraft ventilation systems and methods
    Patent number: 11054145
    Abstract: A downdraft ventilation system includes a vertically movable chimney with two ventilation inlets and a baffle arranged within the chimney between the inlets. The combination of upper and lower ventilation inlets and internal baffle can function to increase the amount of cooking emission captured and exhausted by the downdraft system.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: July 6, 2021
    Assignee: Broan-NuTone LLC
    Inventors: Kurt Limberg, Brent Lillesand, Richard R. Sinur, Marjorie Schwanke
  • DOWNDRAFT VENTILATION SYSTEMS AND METHODS
    Publication number: 20190093902
    Abstract: A downdraft ventilation system includes a vertically movable chimney with two ventilation inlets and a baffle arranged within the chimney between the inlets. The combination of upper and lower ventilation inlets and internal baffle can function to increase the amount of cooking emission captured and exhausted by the downdraft system.
    Type: Application
    Filed: September 26, 2018
    Publication date: March 28, 2019
    Inventors: Kurt Limberg, Brent Lillesand, Richard R. Sinur, Marjorie Schwanke
  • Downdraft ventilation systems and methods
    Patent number: 10126000
    Abstract: A downdraft ventilation system includes a vertically movable chimney with two ventilation inlets and a baffle arranged within the chimney between the inlets. The combination of upper and lower ventilation inlets and internal baffle can function to increase the amount of cooking emission captured and exhausted by the downdraft system.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: November 13, 2018
    Assignee: Broan-NuTone LLC
    Inventors: Kurt Limberg, Brent Lillesand, Richard R. Sinur, Marjorie Schwanke
  • DOWNDRAFT VENTILATION SYSTEMS AND METHODS
    Publication number: 20160209049
    Abstract: A downdraft ventilation system includes a vertically movable chimney with two ventilation inlets and a baffle arranged within the chimney between the inlets. The combination of upper and lower ventilation inlets and internal baffle can function to increase the amount of cooking emission captured and exhausted by the downdraft system.
    Type: Application
    Filed: March 25, 2016
    Publication date: July 21, 2016
    Inventors: Kurt Limberg, Brent Lillesand, Richard R. Sinur, Marjorie Schwanke