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Expired Canadian patentCanada

Hinge for the pivoting of an elastically divertible temple piece to an eyeglass frame

CA 1190072 A · Owner: Tabacchi, Vittorio · Inventors: Tabacchi, Vittorio

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention is for an improved hinge for pivotably connecting an eyeglass temple piece to an eyeglass frame which, permits a stable positioning of the temple piece in a folded or closed position in order to conveniently store the eyeglasses and a stable positioning of the temple piece into a normal open position for wearer use of the frame and which permits still further elastic movement of the temple piece beyond the normal open position without damage to the frames or hinge. The improved hinge includes a rod-shaped slide which is slideably mounted in a seat provided in the end portion of the temple piece and which protrudes from the seat. A hole is formed in the slide which extends …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted July 9, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 9, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 9, 1982
GrantedJuly 9, 1985
Term endedJuly 9, 2002
Patent numberCA 1190072 A
Classification (IPC)G02C5/00

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedJuly 9, 1982Patent grantedJuly 9, 1985Term endedJuly 9, 2002

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.