A sealable container, and method for sealing a container
CA 2610705 C · Owner: Rapak Asia Pacific Limited · Inventors: Anderson, Ian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A container (51) for storage and dispensing of fluids comprising collapsible , front (54) and rear walls (56) defining a chamber having a gland (50) , defining a fluid passage for allowing the passage of fluids into the chamber carried on the front wall (54) of the container (51). The gland (50) includes a sealing land (59) within the container for sealingly engaging a heat sealable membrane (61) along a continuous seal upon the application of heat through the rear wall (56) of the container. The sealing land (59) in a presealed condition, includes at least one thermo-deformable projection (64) having a raised profile providing an initial melt zone of reduced area relative to the area …
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 June 5, 2006 and granted October 14, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2026.
- 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.