Apparatus and method for the treatment of acute and chronic renal disease by continuous passive plasma ultrafiltration
CA 2305763 A1 · Owner: Venkat, K. · Inventors: Venkat, K.; Gorsuch, Reynolds G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for treatment of acute, and chronic renal disease by continuous passive plasma ultrafiltration includes a plasmapheresis element comprising a catheter (11), a plasmapheresis filter element secured to the end of the catheter for being implanted in a patient's vena cava or jugular vein a tube , (12) secured to the catheter for receiving for directing blood plasma, a one-, way valve (14) for preventing fluid flow from the tube to the catheters a , container (22) for receiving, and collecting the blood plasma. The treatment of the patient is performed by implanting the catheter the plasmapheresis , filter element in a patient's vena cava passing of blood plasma containing , the …
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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 9, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 9, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 9, 2020.
- 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
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.