Patents by Inventor Timothy D. Modert

Timothy D. Modert 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).

  • Method of making a water filter
    Patent number: 5017318
    Abstract: The specification discloses a double shell filter comprising an inner shell of bounded 80 to 400 U.S. mesh screen carbon particles and an outer shell of bonded 20 to 80 mesh screen carbon particles wherein the inner and outer particles are bonded internally to each other and the two shells are bonded together preferably by an ultra high molecular weight polymer binder having a melt index of less than about 1 gram per ten minutes as determined by ASTM D1238 at 190 degrees C. and 15 kilograms load.
    Type: Grant
    Filed: February 17, 1989
    Date of Patent: May 21, 1991
    Assignee: Amway Corporation
    Inventors: Herbert J. Vanderbilt, Timothy D. Modert
  • Method of making a water filter
    Patent number: 4859386
    Abstract: A double shell filter including an inner shell of bounded 80 to 400 U.S. mesh screen carbon particles and an outer shell of bonded 20 to 80 mesh screen carbon particles wherein the inner and outer particles are bonded internally to each other and the two shells are bonded together preferably by an ultra high molecular weight polymer binder having a melt index of less than about 1 gram per ten minutes as determined by ASTM D1238 at 190 degrees C. and 15 kilograms load.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: August 22, 1989
    Assignee: Amway Corporation
    Inventors: Herbert J. VanderBilt, Timothy D. Modert
  • Water filter
    Patent number: 4753728
    Abstract: The specification discloses a double shell filter comprising an inner shell of bounded 80 to 400 U.S. mesh screen carbon particles and an outer shell of bonded 20 to 80 mesh screen carbon particles wherein the inner and outer particles are bonded internally to each other and the two shells are bonded together preferably by an ultra high molecular weight polymer binder having a melt index of less than about 1 gram per ten minutes as determined by ASTM D1238 at 190 degrees C. and 15 kilograms load.
    Type: Grant
    Filed: April 7, 1986
    Date of Patent: June 28, 1988
    Assignee: Amway Corporation
    Inventors: Herbert J. VanderBilt, Timothy D. Modert