Parallelepipedic packing container and a method for its manufacture
CA 1069861 A · Owner: Ab Ziristor · Inventors: Stark, Sven O.S.; Martensson, Kjell H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a parallelepipedic packing container of the type which is manufactured from a tube of packing material, which tube is filled with contents and is divided into individual packing containers by successive flattenings and transverse sealings of the tube along zones situated at a distance from one another, within which the packing material is arranged inside against inside the packing, containers being separated from the tube by cuts in said zones wherein the packing container has two opposite sealing fins which have been formed from parts of said zones and which are located along two opposite side walls of the packing container each said fin having a narrow …
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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 January 15, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 1997.
- 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.