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Expired Canadian patentCanada

Method and apparatus for producing laminated panels

CA 1291699 C · Owner: Ardissone, Alberto · Inventors: Ardissone, Alberto

CIPO record

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

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Abstract From the Canadian patent

A method of producing a laminated panel having a backside formed of a normally rigid substrate, such as a polymer/filler composition, in an essentially self-supporting thickness of typically between 1 and 10 mm and a frontside formed of a differentially segmented cover layer, e.g. having segments of differing materials and/or colors, bonded to said substrate by laminatingly interconnecting, typically at elevated temperatures and pressures, a layer of said substrate in a moldable e.g. thermally, plastified state and a differentially segmented sheet for forming said cover layer; the sheet has at least one seam line between adjacent segments; in order to compensate the effects of an off-set …

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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 5, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 5, 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.
FiledJune 23, 1989
GrantedNovember 5, 1991
Term endedNovember 5, 2008
Patent numberCA 1291699 C
Classification (IPC)B29C51/16 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedJune 23, 1989Patent grantedNov 5, 1991Term endedNov 5, 2008

Sources & verification

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