Patents by Inventor Stefano Liviero

Stefano Liviero 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).

  • Armrest/backrest support bracket for chairs, in particular office chairs
    Patent number: 7819482
    Abstract: An armrest/backrest support bracket characterised by comprising: a support (4) provided in its lateral surface with a slot (14) and in its end surface with a hole which communicates with said slot, a blade (6) one end of which is insertable into said slot, locking means inserted into said hole and interacting with said support and with that blade part (6) housed in the slot.
    Type: Grant
    Filed: May 18, 2005
    Date of Patent: October 26, 2010
    Assignee: Imarc S.p.A.
    Inventors: Stefano Liviero, Claudio Gorgi
  • Armrest/Backrest Support Bracket For Chairs, In Particular Office Chairs
    Publication number: 20080048480
    Abstract: An armrest/backrest support bracket characterised by comprising: a support (4) provided in its lateral surface with a slot (14) and in its end surface with a hole which communicates with said slot, a blade (6) one end of which is insertable into said slot, locking means inserted into said hole and interacting with said support and with that blade part (6) housed in the slot.
    Type: Application
    Filed: May 18, 2005
    Publication date: February 28, 2008
    Inventors: Stefano Liviero, Claudio Gorgi
  • Method for forming bases for rotatable office chairs and base obtained by the method
    Patent number: 7188811
    Abstract: A method for forming rotatable bases for offices chairs characterised by structurally joining together at least two half-shells to form overall a plurality of spokes, each consisting of an elongated box-shaped body, and a central ring into which a column is inserted.
    Type: Grant
    Filed: January 17, 2003
    Date of Patent: March 13, 2007
    Assignee: Imarc S.p.A.
    Inventor: Stefano Liviero
  • Device for adjusting the degree of preload of the springs in office chair mechanisms
    Publication number: 20060208548
    Abstract: A device for adjusting the degree of preload of springs in office chair mechanisms which comprise at least two parts hinged together and elastic means (30) maintaining said parts elastically spaced apart, said device being characterised by comprising: -a first element (36) provided with at least one inclined surface (40) and coupled to one of the parts (to the elastic means), -a second element (42) provided with at least one appendix interacting with the inclined surface (40) of the first element, and coupled to the elastic means (to one of the parts), -means (46,48) for inducing axial rotation of one of said elements, means (54, 56) for blocking the rotation of the other element.
    Type: Application
    Filed: March 22, 2004
    Publication date: September 21, 2006
    Inventor: Stefano Liviero
  • Method for forming bases for rotable office chairs and base obtained by the method
    Publication number: 20050012001
    Abstract: A method for forming rotatable bases for offices chairs characterised by structurally joining together at least two half-shells (6, 6?) to form overall a plurality of spokes (2) each consisting of an elongated box-shaped body, and a central ring (4) into which a column is inserted.
    Type: Application
    Filed: January 17, 2003
    Publication date: January 20, 2005
    Inventor: Stefano Liviero