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Expired Canadian patentCanada

Glass fasteners

CA 1291900 C · Owner: Boeckx, Jack · Inventors: Boeckx, Jack

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

An assembly for clamping a glass panel comprises a metal section having a tapered groove along its length a, deformable clamping section fitting into the tapered groove an elastic member installed between the clamping section and outer end of the glass panel, a fastener for holding the clamping section tight in the tapered groove whereby the outer end of the glass panel to be clamped may be inserted in said clamping section and clamped.

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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 November 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 12, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 21, 1986
GrantedNovember 12, 1991
Term endedNovember 12, 2008
Patent numberCA 1291900 C
Classification (IPC)E06B3/66

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedApril 21, 1986Patent grantedNov 12, 1991Term endedNov 12, 2008

Sources & verification

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