Patents by Inventor Dennis A. Darby

Dennis A. Darby 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).

  • Publication number: 20050192552
    Abstract: An absorbent article, preferably a sanitary napkin, having a body-facing side, a garment-facing side, a length, a width, and two longitudinal side margins. The sanitary napkin comprises a liquid pervious topsheet, a liquid impervious backsheet joined to said topsheet, and an absorbent core positioned between the topsheet and said backsheet. A pair of flaps are provided, each flap extending from a longitudinal side margin and each of the flaps are folded over the topsheet in a topsheet facing relationship. Means for maintaining the flaps in the topsheet facing relationship have a wipe article associated therewith. In a preferred embodiment the means for maintaining the flaps in the topsheet facing relationship comprises a release strip and the wipe article comprises a wet wipe. In a further embodiment, the absorbent article is an individually packaged sanitary napkin having a releasable wrapper affixed to the backsheet adhesive, and provided in a tri-folded package.
    Type: Application
    Filed: April 28, 2005
    Publication date: September 1, 2005
    Inventors: Christine Steger, Dennis Darby
  • Patent number: 6177605
    Abstract: The present invention provides an absorbent composite web comprising a primary material having a top surface, a bottom surface, and a plurality of apertures extending from the top surface to the bottom surface. Furthermore, a secondary material is positioned adjacent to the primary material bottom surface. The secondary material extends into the plurality of apertures in the primary material.
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: January 23, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Liberatore A. Trombetta, Dennis A. Darby
  • Patent number: 5961757
    Abstract: The present invention relates to a process of making a multi-layered absorbent composite web. The web comprises at least a primary material and a secondary material. The primary material comprises apertures wherein fibers from the secondary material are inserted for fluid capture and transport. The secondary material may form a layer on the primary material once the apertures of the primary material are filled. That is, the secondary material may form a layer of material placed adjacent to the bottom surface of the primary material.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: October 5, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Liberatore A. Trombetta, Dennis A. Darby
  • Patent number: 5873963
    Abstract: The present invention relates to a process of making a multi-layered absorbent composite web. The web comprises at least a primary material and a secondary material. The primary material comprises apertures wherein fibers from the secondary material are inserted for fluid capture and transport. The secondary material may form a layer on the primary material once the apertures of the primary material are filled. That is, the secondary material may form a layer of material placed adjacent to the bottom surface of the primary material.
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: February 23, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Liberatore A. Trombetta, Dennis A. Darby
  • Patent number: 5785697
    Abstract: The present invention provides an absorbent composite web comprising a primary material having a top surface, a bottom surface, and a plurality of apertures extending from the top surface to the bottom surface. Furthermore, a secondary material is positioned adjacent to the primary material bottom surface. The secondary material extends into the plurality of apertures in the primary material.
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: July 28, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Liberatore A. Trombetta, Dennis A. Darby
  • Patent number: 5603707
    Abstract: The present invention provides an absorbent article having a rewet barrier. The absorbent article includes a liquid pervious topsheet, a liquid impervious backsheet joined to the topsheet, an absorbent core positioned between the topsheet and the backsheet, a fibrous acquisition layer positioned between the topsheet and the absorbent core, and a rewet barrier positioned between the fibrous acquisition layer and the absorbent core. The rewet barrier is an apertured, macroscopically expanded, three-dimensional polymeric web having a body facing surface and a garment facing surface.
    Type: Grant
    Filed: November 28, 1995
    Date of Patent: February 18, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Liberatore A. Trombetta, Dhanraj S. Patel, Dennis A. Darby, Jayne S. Huhtanen