Patents by Inventor Thund Y. Watt

Thund Y. Watt 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).

  • Liquid filtration systems
    Patent number: 7828969
    Abstract: Provided are filter elements and methods of making and using the same where the filter elements are suitable for liquid filtration and contain particle-loaded meltblown fiber webs. A filter element comprises: a porous article comprising a web of self-supporting nonwoven polymeric fibers and a plurality of sorbent particles enmeshed in the web, the article comprising a first surface and a second surface; a liquid-impermeable housing surrounding the porous article; an inlet in fluid communication with the first surface; and an outlet in fluid communication with the second surface. Spiral-wound webs, web-covered blocks, and stacked disks of webs are also provided.
    Type: Grant
    Filed: August 7, 2007
    Date of Patent: November 9, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Bradley W. Eaton, William J. Feil, III, Torrence B. Stahl, Thund Y. Watt, Mark W. Schimmel
  • LIQUID FILTRATION SYSTEMS
    Publication number: 20090039028
    Abstract: Provided are filter elements and methods of making and using the same where the filter elements are suitable for liquid filtration and contain particle-loaded meltblown fiber webs. A filter element comprises: a porous article comprising a web of self-supporting nonwoven polymeric fibers and a plurality of sorbent particles enmeshed in the web, the article comprising a first surface and a second surface; a liquid-impermeable housing surrounding the porous article; an inlet in fluid communication with the first surface; and an outlet in fluid communication with the second surface. Spiral-wound webs, web-covered blocks, and stacked disks of webs are also provided.
    Type: Application
    Filed: August 7, 2007
    Publication date: February 12, 2009
    Inventors: Bradley W. Eaton, William J. Feil, III, Torrence B. Stahl, Thund Y. Watt, Mark W. Schimmel