Systems and methods for monitoring and enabling use of a medical instrument
CA 2493766 A1 · Owner: Horzewski, Michael J. · Inventors: Alexander, Miles D.; Horzewski, Michael J.; Suorsa, Veijo T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Systems and methods monitor and enable the use of a medical instrument that is configured to be operated in a prescribed manner. The systems and methods employ a use register (72) carried by the medical instrument (40) which , comprises a memory field (74, 76) for recording a start date and time at an instance of first operation of the medical instrument. The systems and methods also employ a use monitoring controller (26) which is coupled to the use , register. The use monitoring controller includes a start validation function that compares the start date and time to a present real date and time and provides a start validation output based upon the comparison.
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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 July 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2025.
- 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.