Packing method and a blank for use therein
CA 1268159 C · Owner: Thomassen, Johan Hendrik Cornelius · Inventors: Thomassen, Johan Hendrik Cornelius; Van De Haar, Rijk
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
14-, Title: A packing method and a blank for use therein. Abstract A method of manufacturing a combination of a case accommodating a flexible synthetic plastics container or bag having a pouring opening and filled at least partly with liquid. The starting point for forming the case is a blank having such folding lines and cuts that when the blank is folded about the synthetic plastics bag, the latter is automatically fixed in the case being formed. The blank has two rectangular portions one so-, called base portion and a top face portion which portions, are interconnected by a second end face panel. The two edges of the base portion opposite the second end face panel and the top face …
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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 24, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 24, 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.
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.