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Expired Canadian patentCanada

Forming and feeding assembly for a sheet material press

CA 2037330 C · Owner: Gotz, Wolfgang · Inventors: Gotz, Wolfgang

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

A forming and feeding assembly for a sheet material press is disclosed. The assembly is intended for use in the production of decorative or industrial laminates of fibre-reinforced resin systems and for the finishing of chipboards, fibreboards and the like with a layer of synthetic resin. The apparatus includes an assembly table for layering the laminate components to form a mat of material to be compressed, the mat having a generally rectangular layout. The assembly further includes a selectively hoistable transfer platform that is positioned between the assembly table and the sheet material press and feeder arms that are reciprocally movable along the opposite edges of the sheet material …

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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

  • Filed February 28, 1991 and granted October 15, 1996. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 28, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 28, 2013.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 28, 1991
GrantedOctober 15, 1996
Term endedFebruary 28, 2011
Patent numberCA 2037330 C
Classification (IPC)B32B21/02 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedFeb 28, 1991Patent grantedOct 15, 1996Term endedFeb 28, 2011

Sources & verification

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