Patents by Inventor Michael Divo

Michael Divo 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: 5873867
    Abstract: An absorbent structure is described having an absorbent material layer of fibrous or foamed material, a front half section, a back half section, and absorbent gelling material, wherein more than half the weight of the absorbent gelling material is disposed in the back half section of the absorbent structure. The absorbent structure may include an acquisition/distribution layer having a surface overlying said absorbent material layer, wherein more than half of the surface is disposed in the back half section of the absorbent structure. The absorbent material layer of the absorbent structure may also have a back half section with a higher caliper than the caliper of the front half section of the absorbent material layer.
    Type: Grant
    Filed: January 10, 1997
    Date of Patent: February 23, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Peter Coles, Rainer Walter Max Schone, Michael Divo, Helene Karin Costea, Christopher Philipp Bewick-Sonntag
  • Patent number: 5868725
    Abstract: An absorbent article especially adapted for users ranging from walking infants to adults in a pre-dominantly lying-down position, comprises cushioning means in at least the back waist region of the article. A liquid barrier is located between the cushioning means and the absorbent core to prevent liquids from migrating into the cushioning means. In one embodiment, the average basis capacity of the absorbent core is highest in the back half section of the core.
    Type: Grant
    Filed: January 10, 1997
    Date of Patent: February 9, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Peter Coles, Rainer Walter Max Schone, Michael Divo, Helene Karin Costea
  • Patent number: 5762642
    Abstract: An absorbent article, particularly a sanitary napkin comprises a liquid pervious topsheet (12), a liquid impervious backsheet (14) and an absorbent core (16, 18) interposed between the topsheet (12) and the backsheet (14). The core comprises a longitudinal center line and two edges. At least one liquid directing barrier structure is applied to the core and/or the topsheet on either side of the longitudinal center line thereof between the center line and the longitudinal edges.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: June 9, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Peter Coles, Michael Divo, Wolfgang Dietmar Schmidt
  • Patent number: 5728084
    Abstract: A disposable sanitary towel (1) comprising a liquid-permeable upper layer (5), an impermeable lower layer (7) and an absorbent element (6), is provided with an intermediate layer (10) disposed between the upper layer (5) and the absorbent element (6) and extending around the side edges (8) of the absorbent element (6) such that it can distribute the liquid received and prevent losses of liquid from the side edges of the absorbent element (6). The towel (1) is further provided with an absorbent element (6) comprising an improved layer structure.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: March 17, 1998
    Assignee: The Proctor & Gamble Company
    Inventors: Gianfranco Palumbo, Giovanni Carlucci, Luigi Marinelli, Remo Di Girolamo, Michael Divo
  • Patent number: 4681695
    Abstract: A bleach activator composition in the form of spray-dried granules having an inner core comprising water-soluble organic peroxyacid bleach precursor and a surface coating comprising a water-soluble or water-dispersible, inorganic hydratable material, and wherein the composition has a pH (1% aqueous solution) in the range from about 3 to about 8.The compositions have excellent storage stability and water dispersibility together with simplified processing. Bleach and laundry compositions containing the bleach activator are also disclosed.
    Type: Grant
    Filed: August 28, 1985
    Date of Patent: July 21, 1987
    Assignee: The Procter & Gamble Company
    Inventor: Michael Divo