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Expired Canadian patentCanada

Feeding device for a belt-type sintering machine

CA 2576480 C · Owner: Pammer, Oskar · Inventors: Laaber, Karl; Pammer, Oskar; Stiasny, Hans

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

The invention relates to a feeding device for a belt-type sintering machine, with a feeding container for receiving the material to be sintered, with a conveying device for filling the feeding container with material to be sintered with a feeding , drum and a drum chute for feeding the material to be sintered onto the sintering belt. The feeding container has two discharge openings, one of which is connected to a feeding drum and one of which is connected to a feeding chute.

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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

  • Filed July 12, 2005 and granted October 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 12, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 12, 2005
GrantedOctober 8, 2013
Term endedJuly 12, 2025
Patent numberCA 2576480 C
Classification (IPC)F27B21/06 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedJuly 12, 2005Patent grantedOct 8, 2013Term endedJuly 12, 2025

Sources & verification

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