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Expired Canadian patentCanada

Industrial plant and method for the manufacturing of a glass and sealingstrip assembly, particularly for motor vehicle glazing

CA 1309004 C · Owner: Paudice, Ciro · Inventors: Caldoro, Nicola; Paudice, Ciro; Cappa, Sergio

CIPO record

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Abstract From the Canadian patent

A method and apparatus for producing a glass sheet and sealing strip assembly includes successive operations of preparing the rim of the sheet and application of the strip. Before the edge preparation step the whole of one face of the sheet is covered with a protective film of self-adhesive plastic material which is trimmed and removed from the edge region. The film is completely removed after application of the sealing strip. The apparatus consists of a production line comprising in succession a machine for applying the coating film a trimming, device for removing the film from the edge region apparatus for, preparing the sheet edges and for applying the sealing strip to them, and …

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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 October 20, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 25, 1987
GrantedOctober 20, 1992
Term endedOctober 20, 2009
Patent numberCA 1309004 C
Classification (IPC)B65G49/06 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMarch 25, 1987Patent grantedOct 20, 1992Term endedOct 20, 2009

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