Patents by Inventor Ekaterina Ponomarenko

Ekaterina Ponomarenko 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: 20060253092
    Abstract: A disposable absorbent article comprising an absorbent core, the absorbent core comprising: (a) a storage layer; and (b) a durable hydrophilic fluid pervious core wrap, the core wrap surrounding at least a portion of the storage layer, said core wrap comprising: (i) a core wrap substrate; and (ii) a hydrophilicity boosting composition coated on the substrate, the hydrophilicity boosting composition comprising a hydrophilicity boosting amount of nanoparticles, wherein the nanoparticles have a particle size of from about 1 to about 750 nanometers. Methods of preparing disposable absorbent articles are also provided.
    Type: Application
    Filed: June 30, 2006
    Publication date: November 9, 2006
    Inventors: Ekaterina Ponomarenko, John Carter, Ronald Cramer, Mattias Schmidt, Robert Rohrbaugh
  • Publication number: 20060247587
    Abstract: A disposable absorbent article comprising an absorbent core, the absorbent core comprising a durable, hydrophilic fluid pervious acquisition layer, the acquisition layer comprising: (a) a acquisition layer substrate; and (b) a hydrophilicity boosting composition coated on the substrate, the hydrophilicity boosting composition comprising a hydrophilicity boosting amount of nanoparticles, wherein the nanoparticles have a particle size of from about 1 to about 750 nanometers. Methods of preparing disposable absorbent articles are also provided.
    Type: Application
    Filed: June 30, 2006
    Publication date: November 2, 2006
    Inventors: Ekaterina Ponomarenko, John Carter, Ronald Cramer, Mattias Schmidt, Robert Rohrbaugh
  • Publication number: 20060058766
    Abstract: This invention is directed to an absorbent article, preferably a diaper or training pants, having a backsheet, an absorbent core and a topsheet, provided with at least one opening adapted to receive fecal material, comprising also a genital coversheet, which in use covers the genitals, and which is positioned in, under or above part of the opening, such that a void space can be created between the genital coversheet and the absorbent core and such that a void space is present between the topsheet and the absorbent core.
    Type: Application
    Filed: September 13, 2005
    Publication date: March 16, 2006
    Applicant: The Procter & Gamble Company
    Inventors: Joerg Mueller, Cornelia Martynus, Ralf Geilich, Simone Seeboth, Ekaterina Ponomarenko, Michael Divo
  • Publication number: 20050215965
    Abstract: The present invention relates to hydrophilic synthetic nonwoven webs. At least a region of 1 cm by 1 cm comprised by the web of the invention comprises cross-linked hydrophilic polymers and has a retention capacity of less than 100 g of aqueous liquid per m2 of the nonwoven fibrous web. Moreover, the invention relates to a method for making such nonwoven webs. Furthermore, the invention also relates to absorbent articles comprising the nonwoven webs comprising cross-linked hydrophilic polymers.
    Type: Application
    Filed: March 24, 2005
    Publication date: September 29, 2005
    Inventors: Mattias Schmidt, Stephen Goldman, Giovanni Carrara, Ekaterina Ponomarenko
  • Patent number: 6887347
    Abstract: The present invention relates to cellulosic fibrous material comprising a radiation activatable resin, structures comprising such fibrous material, and absorbent articles especially disposable absorbent articles, comprising such fibrous materials or structures. It further relates to a process to make such fibrous material, structures or articles.
    Type: Grant
    Filed: December 8, 2003
    Date of Patent: May 3, 2005
    Assignee: The Procter and Gamble Company
    Inventors: Ekaterina Ponomarenko, Ludwig Busam
  • Publication number: 20040140070
    Abstract: The present invention relates to cellulosic fibrous material comprising a radiation activatable resin, structures comprising such fibrous material, and absorbent articles especially disposable absorbent articles, comprising such fibrous materials or structures. It further relates to a process to make such fibrous material, structures or articles.
    Type: Application
    Filed: December 8, 2003
    Publication date: July 22, 2004
    Applicant: The Procter & Gamble Company
    Inventors: Ekaterina Ponomarenko, Ludwig Busam