Patents by Inventor Michael F. LiCause

Michael F. LiCause 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).

  • Patent number: 4923454
    Abstract: The present invention relates to absorbent web structures suitable for incorporation into absorbent articles such as sanitary napkins, diapers, incontinent devices, training pants and the like. Such structures comprised webs of entangled melt blown microfibers which are prepared from a particular type of hydrophilic nylon copolymer. Preferred hydrophilic cylon microfiber-based webs also contain staple fibers and/or particles of hydrogel-forming polymeric gelling agent. Web structures containing hydrophilic nylon microfibers have specially desirable comfort, integrity and fluid handling characteristics.
    Type: Grant
    Filed: January 20, 1988
    Date of Patent: May 8, 1990
    Assignee: The Procter & Gamble Company
    Inventors: Mark D. Seymour, Michael F. LiCause, Thomas H. Daugherty