Gusseted stand-up pouch and method of producing same
CA 2120567 A1 · Owner: Procter & Gamble Company European Technical Center N.V. · Inventors: Deflander, Joseph Fernand
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is a stand-up pouch comprising dry or powdered product formed from a length of generally flat material, the longitudinal edges of said length being connected together by a longitudinal seal and the opposite, ends and of the tube so formed being closed wherein on one, lateral side only a portion of the plastic container adjacent each of the said ends is folded inwardly so as to form a gusset. According to the present invention this, pouch will stand on the gusset when presented on the shelf. The present invention relates also to the method of making such a pouch.
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 April 5, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 5, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 5, 2016.
- 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.