Patents by Inventor Leonardo Oscar D'Ascanio

Leonardo Oscar D'Ascanio 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: 6517759
    Abstract: A fragrance-containing and fragrance-emitting polymeric fiber which optionally contains an antimicrobial agent and a coloring agent is disclosed. A process for producing the fragrance-containing and fragrance-emitting polymeric fiber is also disclosed.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: February 11, 2003
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Dionisio Ferenc, Elena Susana Novas, Leonardo Oscar D'Ascanio
  • Patent number: 6500444
    Abstract: Described is a permanently and continuously fragrance-emitting dry or wet wipe laminar fabric article comprising a non-woven fabric lamina having woven therethrough and substantially throughout at least a major portion of the lamina surface at least one continuous fragrance-containing thermoplastic, substantially water-insoluble fiber, which controllably and continuously releases fragrance at least for the time period during which the fabric article is in use. Such fragrance may also have antimicrobial properties. Optionally, one or more antimicrobial substances may also be releasably contained in the fiber containing the fragrance or in a fiber apart therefrom. The fabric article optionally contains additional fragrance and/or antimicrobial agent absorbed in or adsorbed on the non-woven fabric lamina.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: December 31, 2002
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Dionisio Ferenc, Marcos Angelini, Elena Susana Novas, Leonardo Oscar D'Ascanio
  • Patent number: 6207274
    Abstract: Described is a fragrance-containing and fragrance-emitting polymeric fiber which optionally contains (i) at least one antimicrobial agent; and (ii) at least one compatible coloring material or color-forming material which is useful in the ascertainment of the exhaustion or substantial reduction of fragrance, produced by either (i) a processing comprising the steps of: (a) co-extruding fragrance and optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance with a thermoplastic polymer to form an extrudate; (b) forming fragrance and (optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance agent)-emitting particles which may or may not be foamed from the extrudate; and (c) extruding a fiber of from about 3 denier up to
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: March 27, 2001
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Dionisio Ferenc, Elena Susana Novas, Leonardo Oscar D'Ascanio