Flexible multi-chamber container for the preparation of medical mixed solutions
CA 2575147 C · Owner: Engholm, Johan · Inventors: Engholm, Johan; Pahlberg, Olof; Wegener, Gerald
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible multi-chamber container for preparation of medical mixed solutions comprises , at least three chambers (20 21, 22) separated from each other by leaktight seams (27, 28, 29). The chambers being designated to be filled with different solutions are separated from , each other by leaktight seams. At least a part of the first leaktight seam is provided with a , separation zone to be opened for fluid transfer from the first into the second chamber and , at least a part of the second leaktight seam is provided with a separation zone to be opened , for fluid transfer from the second chamber into the third chamber. The leaktight seams are , arranged and the separation zones are …
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 16, 2005 and granted April 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 16, 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.