Patents by Inventor Cathy Haglund

Cathy Haglund 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).

  • Filter cleaning system and method
    Patent number: 9718018
    Abstract: A filter cleaning system for cleaning a filter element is provided. The filter cleaning system includes a set of pulse nozzles and a compressed air supply, which rotate together during a cleaning cycle to release pulse blasts at predetermined time intervals to clean the filter element.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: August 1, 2017
    Assignee: United Air Specialists, Inc.
    Inventors: Travis Haynam, Matt Stehlin, Cathy Haglund
  • Filter cleaning system and method
    Patent number: 8864913
    Abstract: A filter cleaning system for cleaning a filter element is provided. The filter cleaning system includes a set of pulse nozzles and a compressed air supply, which rotate together during a cleaning cycle to release pulse blasts at predetermined time intervals to clean the filter element.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: October 21, 2014
    Assignee: United Air Specialists, Inc.
    Inventors: Travis Haynam, Matt Stehlin, Cathy Haglund
  • Filter Cleaning System and Method
    Publication number: 20140251384
    Abstract: A filter cleaning system for cleaning a filter element is provided. The filter cleaning system includes a set of pulse nozzles and a compressed air supply, which rotate together during a cleaning cycle to release pulse blasts at predetermined time intervals to clean the filter element.
    Type: Application
    Filed: May 23, 2014
    Publication date: September 11, 2014
    Applicant: UNITED AIR SPECIALISTS, INC.
    Inventors: Travis Haynam, Matt Stehlin, Cathy Haglund
  • Filter Cleaning System and Method
    Publication number: 20120138104
    Abstract: A filter cleaning system for cleaning a filter element is provided. The filter cleaning system includes a set of pulse nozzles and a compressed air supply, which rotate together during a cleaning cycle to release pulse blasts at predetermined time intervals to clean the filter element.
    Type: Application
    Filed: July 23, 2010
    Publication date: June 7, 2012
    Applicant: United Air Specialists, Inc.
    Inventors: Travis Haynam, Matt Stehlin, Cathy Haglund