Patents by Inventor Silvia Marini

Silvia Marini 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).

  • High-durability non-woven fabric with melange appearance and method for manufacture
    Patent number: 7282253
    Abstract: A non-woven fabric with melange-type visual appearance and endowed with high-durability comprising a fiber part and a matrix binder characterized by the binder matrix being a polyurethane characterized by the presence of soft segments and rigid segments, the former constituted from mixtures of polycarbonate-polyols and polyester-polyols, and the latter, from urethane groups deriving from the reaction of isocyanates with ureic polyols, and groups deriving from the reaction between the free isocyanate groups and water, and the fiber part comprises a fiber of melange appearance that is a mixture of two or more fibers with different dyeability characteristics.
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: October 16, 2007
    Inventors: Silvia Marini, Omar Teofrasti
  • High-durability non-woven fabric with melange appearance and method for manufacture
    Publication number: 20050136228
    Abstract: A non-woven fabric with melange-type visual appearance and endowed with high-durability comprising a fiber part and a matrix binder characterized by the binder matrix being a polyurethane characterized by the presence of soft segments and rigid segments, the former constituted from mixtures of polycarbonate-polyols and polyester-polyols, and the latter, from urethane groups deriving from the reaction of isocyanates with ureic polyols, and groups deriving from the reaction between the free isocyanate groups and water, and the fiber part comprises a fiber of melange appearance that is a mixture of two or more fibers with different dyeability characteristics.
    Type: Application
    Filed: December 19, 2003
    Publication date: June 23, 2005
    Inventors: Silvia Marini, Omar Teofrasti