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Expired Canadian patentCanada

Apparatus and method for forming an integral object from laminations

CA 1301617 C · Owner: Feygin, Michael · Inventors: Feygin, Michael

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

An apparatus and method for forming an integral three-dimensional object from laminations of the same or gradually varying shape. The apparatus includes a supply station, a work station for forming a material into a plurality of laminations for the three-dimensional object a, control station for directing the operation of the work station, an assembling station for stacking the laminations in sequence into the three-dimensional object and bonding, the laminations to complete the formation of the threedimensional object. The method includes the steps of providing a work station for forming the laminations for the three-dimensional object, providing the material which can be a bimaterial …

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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 May 26, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 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.
FiledJune 5, 1987
GrantedMay 26, 1992
Term endedMay 26, 2009
Patent numberCA 1301617 C
Classification (IPC)B21D13/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 5, 1987Patent grantedMay 26, 1992Term endedMay 26, 2009

Sources & verification

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