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Expired Canadian patentCanada

Germination floor systems

CA 1291877 C · Owner: Andreasen, Norman H. · Inventors: Andreasen, Norman H.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A germination floor system for a malt plant having a plurality of pivotally mounted tray assemblies movable between a horizontal position for supporting grain during germination and an approximate upright orientation to provide access beneath the floor for cleaning. The tray assemblies are capable of being manually movable to the cleaning position or, alternatively, may be fitted with a pneumatic cylinder and/or spring devices to facilitate movement. In the vertical cleaning position, the individual tray assemblies are fixed in position to prevent injury to personnel beneath the structure.

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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 November 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 12, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 22, 1985
GrantedNovember 12, 1991
Term endedNovember 12, 2008
Patent numberCA 1291877 C
Classification (IPC)A01G7/00 +1 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedNov 22, 1985Patent grantedNov 12, 1991Term endedNov 12, 2008

Sources & verification

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