Patents by Inventor Christopher Derek Stirling

Christopher Derek Stirling 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).

  • Vacuum cleaner
    Patent number: 11793380
    Abstract: A vacuum cleaner is provided with a housing, an upright handle assembly, a working air path including a working air inlet, and a suction source configured to generate a working air stream through the working air path. The vacuum assembly further comprising a separation and collection module assembly fluidly in fluid communication with the suction source and including a filter assembly having multiple layers of filter media.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: October 24, 2023
    Assignee: BISSELL Inc.
    Inventors: Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz
  • VACUUM CLEANER
    Publication number: 20210052118
    Abstract: A vacuum cleaner is provided with a housing, an upright handle assembly, a working air path including a working air inlet, and a suction source configured to generate a working air stream through the working air path. The vacuum assembly further comprising a separation and collection module assembly fluidly in fluid communication with the suction source and including a filter assembly having multiple layers of filter media.
    Type: Application
    Filed: November 6, 2020
    Publication date: February 25, 2021
    Inventors: Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz
  • Vacuum cleaner
    Patent number: 10827888
    Abstract: A vacuum cleaner is provided with an improved air bleed valve for adjusting the level of suction and air flow through a working air path fluidly connecting a working air inlet with a separating and collection assembly. The air bleed valve can be provided on upright handle assembly of the vacuum cleaner, and can form a portion of the working air path.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: November 10, 2020
    Assignee: BISSELL Inc.
    Inventors: Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz
  • VACUUM CLEANER
    Publication number: 20180153365
    Abstract: A vacuum cleaner is provided with an improved air bleed valve for adjusting the level of suction and air flow through a working air path fluidly connecting a working air inlet with a separating and collection assembly. The air bleed valve can be provided on upright handle assembly of the vacuum cleaner, and can form a portion of the working air path.
    Type: Application
    Filed: January 30, 2018
    Publication date: June 7, 2018
    Inventors: Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz
  • Vacuum cleaner
    Patent number: 9901230
    Abstract: A vacuum cleaner is provided with a necked-down suction channel formed in a housing adapted for movement over a surface to be cleaned. The housing further includes a suction nozzle and an agitator chamber. The necked-down suction channel has a height that is less than the height of the agitator chamber.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: February 27, 2018
    Assignee: BISSELL Homecare, Inc.
    Inventors: Victor Vito Caro, Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz
  • VACUUM CLEANER
    Publication number: 20160037987
    Abstract: A vacuum cleaner is provided with a necked-down suction channel formed in a housing adapted for movement over a surface to be cleaned. The housing further includes a suction nozzle and an agitator chamber. The necked-down suction channel has a height that is less than the height of the agitator chamber.
    Type: Application
    Filed: August 10, 2015
    Publication date: February 11, 2016
    Inventors: Victor Vito Caro, Nickolas James Morrow, Christopher Derek Stirling, Kenneth M. Lenkiewicz