Patents by Inventor Pietro Devercelli

Pietro Devercelli 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: 5903332
    Abstract: A hinge, in particular for the lateral arms or the bridge of a metal wire, even rimless, spectacle mount; the hinge having a first portion defined by an end group of over one and a half (e.g. one and three-quarter) coils and formed by bending a first metal wire element of the mount, e.g. the connecting end of a lateral arm, and a second portion defined by a partially open toroid portion (at least one, even incomplete, coil or circle or ring portion) formed by bending one end of a second (fixed) metal wire element of the mount; the (partially open) coil or toroid portion of the second portion winding about an angle of over 180.degree.
    Type: Grant
    Filed: June 18, 1997
    Date of Patent: May 11, 1999
    Inventor: Pietro Devercelli
  • Patent number: 5880807
    Abstract: A mount made entirely of wire material for spectacles with at least two lenses, wherein each hinge includes a fixed portion presenting an eyelet with a straight end used as a hinge pin about which to rotate the respective lateral arm on the hinge; the eyelet forms a stop for the respective lateral arm, to prevent the lateral arm from rotating beyond a normal work position; a movable portion of the hinge presents a coiled portion on the hinge pin and terminating with a cut-off turn forming a stop for arresting rotation of the lateral arm towards the respective lens; the lenses are connected to each other by a wire bridge; and a chamfer may be formed along the entire edge of each lens to house a rubber ring for protecting the edge or for ornamental purposes.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: March 9, 1999
    Inventor: Pietro Devercelli
  • Patent number: 5880808
    Abstract: A mount for spectacles with at least two lenses, wherein the lateral arms, the hinges, and the elements connecting the hinges to the lenses are preferably made of metal wire; the lenses are connected to each other by a supporting element, also preferably made of appropriately bent metal wire, fitted elastically to the lenses, and supporting between the ends a nose rest element made of flexible, anatomically adaptable material; the rest element is supported, preferably loosely, on the supporting element to define, with the supporting element, an intermediate bridge between the lenses, for supporting the mount at the front, and adaptable to any nasal structure.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: March 9, 1999
    Inventor: Pietro Devercelli