Device for closing bags
CA 2505181 A1 · Owner: Georg Hartmann Maschinenbau Gmbh · Inventors: Hartmann, Johannes
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a device for closing bags by means of plastic closing elements (2) which are linked by connecting pins thereby forming a plate and , can be individually and successively separated producing a closing strip directed to a supplying channel (25). Said closing elements are provided with a cracked orifice on one side thereof and placed on the neck of the bag rushed by clamping elements (3) with the aid of the forming punch which is provided with a support for receiving the closing elements (2). Said invention is characterised in that the forming punch (5) is connected to a separating matrix (4) and the supplying channel (25) is arranged on the plane of the …
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 March 11, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 11, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 11, 2025.
- 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.