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Expired Canadian patentCanada

Metal casket containing a plastisol liner and method of making the same

CA 1299850 C · Owner: Davidian, Michael · Inventors: Davidian, 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

A metal casket having an impervious plastisol liner and method of producing the casket. A plastisol coating composition is prepared of a thermoplastic resin, a plasticizer for the resin, and a small amount of adhesion resin which is capable of bonding to the casket surface. The coating composition is applied to the inner surface of the casket and the casket is heated to a temperature above 225°F to provide a fused impervious coating. The coating is resistant to the organic acids contained within the casket and acts as a containment liner to seal and prevent corrosion of the casket.

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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 5, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 5, 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.
FiledJanuary 12, 1989
GrantedMay 5, 1992
Term endedMay 5, 2009
Patent numberCA 1299850 C
Classification (IPC)A61G17/00 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedJan 12, 1989Patent grantedMay 5, 1992Term endedMay 5, 2009

Sources & verification

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