Packaging
CA 1333705 C · Owner: Elopak Systems Ag · Inventors: Tanttu, Pekka; Valkeinen, Osmo Erkki Oskari
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a method of emptying from a case a compressible load consisting of carton blanks, prongs penetrate through preformed perforations in opposite side walls of the case and push the load away from those walls, an upper portion of the case is partially severed by knives along respective paths at those walls, other cuts are formed across the top wall along the other two side walls of the case suction cups, pull away that upper portion the load is received between support, fingers the load and the lower portion of the case are turned through 180 degrees in a vertical plane, the inverted lower portion is removed from the load by suction cups, and a gripping head seizes the load and removes it …
Read the whole patent
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 December 27, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 27, 2011.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.