Patents by Inventor Francesco Callegaro

Francesco Callegaro 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).

  • Thermochromic material for dental impression and method
    Patent number: 8410191
    Abstract: The present invention relates to a thermochromic material for dental impression, capable of reversibly changing color depending on the temperature at which said material is found, a method for its preparation and the use thereof. Said material includes a bicomponent silicone composition in combination with at least a thermochromic pigment.
    Type: Grant
    Filed: June 7, 2006
    Date of Patent: April 2, 2013
    Assignee: Zhermack S.p.A.
    Inventors: Tiziano Busin, Massimo Rossi, Francesco Callegaro
  • Radiopaque and aseptic material for impression-taking
    Patent number: 7592377
    Abstract: The present invention relates to a radiopaque and aseptic material for impression-taking. Moreover, the present invention relates to the use of said material in implantodontics.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: September 22, 2009
    Assignee: Zhermack S.p.A.
    Inventors: Massimo Rossi, Francesco Callegaro, Enrico Faccio
  • Thermochromic Material for Dental Impression and Method
    Publication number: 20080206713
    Abstract: The present invention relates to a thermochromic material for dental impression, capable of reversibly changing colour depending on the temperature at which said material is found, a method for its preparation and the use thereof. Said material includes a bicomponent silicone composition in combination with at least a thermochromic pigment.
    Type: Application
    Filed: June 7, 2006
    Publication date: August 28, 2008
    Applicant: ZHERMACK S.P.A.
    Inventors: Tiziano Busin, Massimo Rossi, Francesco Callegaro
  • Radiopaque and aseptic material for impression-taking
    Publication number: 20040229971
    Abstract: The present invention relates to a radiopaque and aseptic material for impression-taking. Moreover, the present invention relates to the use of said material in implantodontics.
    Type: Application
    Filed: March 12, 2004
    Publication date: November 18, 2004
    Inventors: Massimo Rossi, Francesco Callegaro, Enrico Faccio
  • Crosslinkable silicone compound, stable under storage conditions
    Patent number: 6001914
    Abstract: A crosslinkable silicone compound including: a crosslinkable silicone polymer, constituted by polyorganosiloxane; a crosslinking agent, constituted by polyhydrogen organosiloxane; a platinum catalyst; and a synthetic sodium-aluminum zeolite. The compound is completed by inhibitors and/or fillers and/or release agents and/or colors and/or plasticizers and/or additives to modify its rheological characteristics.
    Type: Grant
    Filed: July 28, 1997
    Date of Patent: December 14, 1999
    Assignee: Zhermack S.p.A.
    Inventors: Enrico Faccio, Francesco Callegaro