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Expired Canadian patentCanada

Device for the individual withdrawal of sheet-type printed products, in particular newspapers

CA 1303637 C · Owner: Schweiberer, Franz · Inventors: Schweiberer, Franz

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

In a device for individual removal of newspapers comprising a feed means arranged in a housing and gripping the uppermost newspaper of a stack and having grippers acting intermittently on the newspapers on removal of the latter the, endless conveyor chain carries the grippers and is disposed on a carriage freely lowerable onto the stack and the withdrawal slot is disposed within the housing. .

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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 June 16, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 16, 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.
FiledMarch 18, 1988
GrantedJune 16, 1992
Term endedJune 16, 2009
Patent numberCA 1303637 C
Classification (IPC)B65H3/04 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMarch 18, 1988Patent grantedJune 16, 1992Term endedJune 16, 2009

Sources & verification

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