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Expired Canadian patentCanada

Device for the cyclic rearrangement of a pile of sheets

CA 1280595 C · Owner: Licinvest Ag · Inventors: Ackeret, Peter

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 device for the cyclic rearrangement of a pile of rectangular sheets especially photographic prints, with a first and a second frame part (12, 14), of which one has a viewing window (35) in front of a principal face of the pile which frame parts can be pulled away from each other and pushed back together again parallel to this plane and with means for removing a sheet from one end of the pile when the frame parts are pulled away from each other and for adding this sheet to the other end of the pile when the frame parts are pushed together and with, means on the frame parts, which means hold the sheet facing the window (35), at least during its movement relative to …

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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 February 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 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 12, 1985
GrantedFebruary 26, 1991
Term endedFebruary 26, 2008
Patent numberCA 1280595 C
Classification (IPC)G03B23/02

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedNov 12, 1985Patent grantedFeb 26, 1991Term endedFeb 26, 2008

Sources & verification

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