Patents by Inventor Todd McGrath

Todd McGrath 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).

  • Air filter with internal frame support
    Patent number: 8163054
    Abstract: An air filter having hollow support channels in its frame is disclosed. In one embodiment, the air filter comprises a support structure having a center portion and sidewalls positioned on opposite sides of the center portion, the center portion of the support structure attached to a side of a filter media, and a frame having a plurality of sections, each of the sections having a center portion and sidewalls positioned on opposite sides of the center portion, a first frame section attached to the support structure by connecting the sidewalls of first frame section to the sidewalls of the support structure to form a hollow channel between the first support structure center portion, the frame section center portion, and the sidewalls. Methods for cutting air filter sections and for attaching a frame to the air filter sections is also disclosed.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: April 24, 2012
    Assignee: Glasfloss Industries, LP
    Inventors: Todd McGrath, Kenneth S. Lange, Richard Lyons, Marty Lamp