One piece squeezable container
CA 2573408 C · Owner: Laine, Emmanuel S. F. · Inventors: Laine, Emmanuel S. F.; Durand, Cyrille; Bourguignon, Michel A. L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention concerns a one piece squeezable container for chilled or frozen products comprising a body formed by a wall and closing means said , body having in his greater section a dimension dl and a neck with an internal diameter d2, a wall thickness comprised between 30 and 500 pm being made , from a semi~crystalline PET and wherein the ratio volume of the body of the container per gram of PET of the body is comprised between 20 and 100.
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 July 14, 2005 and granted July 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 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.