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Expired Canadian patentCanada

Apparatus for exchanging winding frames and used at a winding station for printed products

CA 1267628 C · Owner: Stauber, Hans-Ulrich · Inventors: Stauber, Hans-Ulrich

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

At a winding station for printed products a mobile winding frame coupled with the winding station is to be removed and exchanged for a winding frame which is to be coupled in its stead with the winding station. For this purpose there is provided an entrainment carriage moveable along a substantially linear path of travel and which can be coupled with an associated one of the winding frames and selectively can be moved towards and away from the winding station. There is additionally provided for such winding frame removal and exchange operation a platform which can be moved into and laterally out of the linear path of travel of the entrainment carriage at the region of the winding station. …

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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 10, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 10, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 9, 1987
GrantedApril 10, 1990
Term endedApril 10, 2007
Patent numberCA 1267628 C
Classification (IPC)B65H75/00 +1 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedApril 9, 1987Patent grantedApril 10, 1990Term endedApril 10, 2007

Sources & verification

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