Patents by Inventor William R. Strickel

William R. Strickel 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).

  • Disposable diaper having facing layer with patterned preferential flow areas
    Patent number: 3934588
    Abstract: A multi-layer diaper includes a porous facing layer to be positioned adjacent an infant's skin, and absorbent batt, and a water-impervious backing sheet. The facing layer is provided with areas of preferential liquid flow, surrounded by areas of increased water repellency relative to the areas of preferential liquid flow. The areas of preferential liquid flow are in the form of thinned areas, areas of increased wettability or areas of normal wettability surrounded by water repellent borders. The flow paths are spread over at least the central portion of the facing layer to direct liquid to the absorbent batt.
    Type: Grant
    Filed: August 20, 1974
    Date of Patent: January 27, 1976
    Assignee: Johnson & Johnson
    Inventors: Frederick K. Mesek, Virginia L. Repke, William R. Strickel