Patents by Inventor Bernd Adolf Siegel

Bernd Adolf Siegel 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).

  • Feminine hygiene absorbent articles comprising water-absorbing polymer particles
    Patent number: 8987545
    Abstract: A feminine hygiene absorbent article comprising water-absorbing polymer particles, obtainable by polymerization of a foamed monomer solution or suspension, drying, grinding and classification.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: March 24, 2015
    Assignee: The Procter & Gamble Company
    Inventors: Brian Francis Gray, Achille Di Cintio, Giovanni Carlucci, Francisco Javier Lopez Villanueva, Markus Linsenbuehler, Matthias Weismantel, Bernd Adolf Siegel
  • FEMININE HYGIENE ABSORBENT ARTICLES COMPRISING WATER-ABSORBING POLYMERIC FOAMS
    Publication number: 20120296297
    Abstract: A feminine hygiene absorbent article comprising water-absorbing polymeric foams obtainable by polymerization of a foamed aqueous monomer solution or suspension, comprising an ethylenically unsaturated monomer which bears acid groups and may be at least partly neutralized, a crosslinker, a photoinitiator and a surfactant.
    Type: Application
    Filed: May 11, 2012
    Publication date: November 22, 2012
    Inventors: Achille DI CINTIO, Francisco Javier Lopez Villanueva, Markus Linsenbuehler, Matthias Weismantel, Bernd Adolf Siegel, Timo Baumgaertner, Michael Fastner
  • FEMININE HYGIENE ABSORBENT ARTICLES COMPRISING WATER-ABSORBING POLYMER PARTICLES
    Publication number: 20120296298
    Abstract: A feminine hygiene absorbent article comprising water-absorbing polymer particles, obtainable by polymerization of a foamed monomer solution or suspension, drying, grinding and classification.
    Type: Application
    Filed: May 11, 2012
    Publication date: November 22, 2012
    Inventors: Brian Francis GRAY, Achille DI CINTIO, Giovanni CARLUCCI, Francisco Javier LOPEZ VILLANUEVA, Markus LINSENBUEHLER, Matthias WEISMANTEL, Bernd Adolf SIEGEL