Container, in particular an ampule
CA 2581184 C · Owner: Hansen, Bernd · Inventors: Hansen, Bernd
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 container, in particular an ampoule which consists , of at least one layer of plastic material and which comprises a discharge chamber (10) wherein a discharge medium can be stored and discharged via at least one container opening (12) which can be closed respectively by means of a closeable closing part (14). The invention is characterised in that the discharge chamber (10) comprises at least one additional container opening (16) which can be closed by means of an additional closeable closing part (18). For an individual container, at least two different types of container openings (12, 16) are provided thereon which are economical to produce and can lead …
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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
- Filed October 14, 2005 and granted December 24, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 14, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.