Patents by Inventor Gianfranco Palumbo

Gianfranco Palumbo 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: 5163558
    Abstract: A package for sanitary products comprises a wrapper which houses the products and can be torn so as to form at least one hole for the removal of the products. The hole facilitates the removal of the products while ensuring that the wrapper remains unimpaired and retains its shape and size over a longer period.
    Type: Grant
    Filed: April 20, 1992
    Date of Patent: November 17, 1992
    Assignee: Faricerca SpA
    Inventors: Gianfranco Palumbo, Achille DiCintio
  • Patent number: 5087506
    Abstract: An absorbent element for disposable absorbent articles composed of hydrophilic fibres and a discontinuous layer of particles of a hydrogelling absorbent material disposed on the upper surface of the element including two side regions situates at least in correspondence with the central part of the element, in which the hydrogelling absorbent material is distributed at a greater concentration on the surface or within the element. When the absorbent element is used as an absorbent pad for disposable diapers, the two side regions are situated at least in the crutch region of the diaper so as to ensure more effective lateral leak-proofing.
    Type: Grant
    Filed: March 16, 1990
    Date of Patent: February 11, 1992
    Assignee: Faricerca S.p.A.
    Inventor: Gianfranco Palumbo
  • Patent number: 4780352
    Abstract: A perforated covering structure is described for hygienic-sanitary products, such as sanitary towels for women, comprising an upper layer constituted by a non-woven textile of fibers of hydrophobic material, an intermediate layer or core constituted by a film of hydrophobic material, and a lower layer also constituted by a non-woven textile of fibers of hydrophobic material. The covering structure is applied in direct contact with that face of the absorbent core of the product which is intended to face the body of the user in use.
    Type: Grant
    Filed: July 3, 1986
    Date of Patent: October 25, 1988
    Assignee: Faricerca S.p.A.
    Inventor: Gianfranco Palumbo