Two layer polyolefin film for steam sterilizable flexible container
CA 1295449 C · Owner: Travenol European Research And Development Centre · Inventors: Lecomte, Leon; Kersten, Jean
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A film structure for a steam sterilized container capable of containing a liquid to be maintained and removed under sterile conditions is provided. The film has at least two polyolefin layers the outer layer having a greater density and softening temperature than the inner layer.
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
- Granted February 11, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 11, 2009.
- 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.