Blood oxygenation system
CA 2071850 A1 · Owner: Raible, Donald A. · Inventors: Raible, Donald A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bood oxygenation system (10) includes an oxygenator (12) for oxygenating blood and a heat exchanger (11) for regulating blood temperature. The heat exchanger includes a heat exchange coil (14) that provides a flow path for a heat exchange media the heat, exchange coil is configured to define a heat exchange zone and the , oxygenator is disposed in heat transfer relationship with the heat exchange zone in order to transfer heat between the heat exchange coil (14) and the oxygenator (12). The heat exchange coil (14) may at least partially circumscribe the oxygenator and preferably, be helically shaped and disposed coaxially over a membrane oxygenator. In one embodiment, single or multiple …
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 October 26, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2012.
- 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.