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Expired Canadian patentCanada

Candle manufacturing system and method

CA 1098266 A · Owner: American Greetings Corporation · Inventors: Flinn, Robert W.; Robinson, Roy D.

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

Abstract of the Disclosure, A system for the production of dipped taper candles including an overhead conveyor system supporting mobile carrier racks for formation of the candles in suspended relation from the rack, and including a wicking station for providing rows of candle wicks in generally tensioned suspended relation from a carrier rack, a dipping station for automatically dipping said wicks on the rack through a predetermined number of dipping cycles t a cutoff station for cutting off the bases including the wick tensioning weights of the candles suspended from the carrier rack, a butt forming station for heat forming the cut butt ends of candles suspended from the carrier rack and a …

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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 March 31, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 1998.
  • 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 21, 1978
GrantedMarch 31, 1981
Term endedMarch 31, 1998
Patent numberCA 1098266 A
Classification (IPC)C11C5/02

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedFeb 21, 1978Patent grantedMarch 31, 1981Term endedMarch 31, 1998

Sources & verification

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