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Expired Canadian patentCanada

Method and apparatus for drying fruit pulp and the like

CA 1299011 C · Owner: Magoon, Richard E. · Inventors: Magoon, Richard E.

CIPO record

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Abstract From the Canadian patent

Abstract of the Disclosure, A method and apparatus for producing a dried material from a mixture of solid particles colloidally suspended in a liquid for example, for the, production of fruit leather from a pulp and fruit juice mass include floating an, infrared-transparent film on the surface of a body of heated water and placing the material to be dried, such as the pulp and juice mix on top of the film to, absorb heat from the water and thereby cause drying of the material. The apparatus for carrying out the method includes a reservoir of water a film, floated on the water, and a heater for maintaining the temperature of the water at a predetermined level. In a preferred embodiment the …

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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 April 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 21, 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.
FiledDecember 23, 1986
GrantedApril 21, 1992
Term endedApril 21, 2009
Patent numberCA 1299011 C
Classification (IPC)A23B7/02 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedDec 23, 1986Patent grantedApril 21, 1992Term endedApril 21, 2009

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