Dosing device for a container
CA 2321840 A1 · Owner: Compo Gmbh · Inventors: Langlois, Oliver; Hins, Johannes; Fockenbrock, Gisela
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 dosing device (2) for a storage container (1) having a connecting sleeve (21) to which the dosing device (2) is attached. The dosing device (2) has a closing part (4) which can be actuated by means of a closing lid (3) and cooperates with said closing lid (3) in such a way that when the closing lid (3) is opened the closing part (4) closes the outlet opening of the storage container (1), whereas when the closing lid (3) is closed the closing part (4) frees the outlet opening of the storage container (1). Before its first use the dosing device (2) has an integrally joined sealing element in the area of the outlet opening of the storage container (1) and …
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 December 23, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 23, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 23, 2020.
- 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.