Pack for material packed in a film bag contained in a folding box
CA 2000971 A1 · Owner: Vom Hofe, Dieter · Inventors: Vom Hofe, Dieter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a pack for material to be packed in a film bag the, film bag being contained within a folding box formed from a box blank provided with a head flap part. The latter is formed with an opening symmetrical in relation to a crease line for, receiving a pouring and/or closure system of the bag in the inuse position. One region of the head flap part is folded about the crease line onto another region of the head flap part in the closed position, for uncovering the opening at the crease line.
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
- Filed October 18, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 18, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 18, 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.