Packaging for pulverulent material
CA 2925840 C · Owner: N.V. Nutricia · Inventors: Luttik, Nicolaas; Crawford, Karen Rita
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Packaging and method for the production thereof. A packaging for pulverulent material is proposed consisting of a container part (2) made up of a laminate consisting of paper (board) (20) metal foil (21) and plastic material (22). The powder is filled into such a container (2) and a seal (13) consisting of a plastic film that is fixed to the container wall by heat sealing is applied on top of the powder. A small gap remains between the film (13) and the lid (3) to be placed on the container (in the closed state). A scoop (8) is fitted in this gap. After first use the scoop is snapped into a fixing (7) in the lid. The lid (3) is provided with an elevation (9 10) for accommodating the scoop …
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 February 7, 2005 and granted November 10, 2020. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 7, 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.