Disinfection of containers
CA 2127982 A1 · Owner: Walshe, John Justin · Inventors: Walshe, John Justin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Steam conditions within a container (5) during disinfection are monitored by taking measurements of temperature and pressure within the container (5). From one of these measured parameters a target value of the other, corresponding to saturated steam conditions, is established by data processing means (7) and if the, measured value of the other parameter is within a given tolerance of the target value, an output is provided which gives a direct indication, for example visually that the desired conditions have been met. For example, temperature measurements taken may be displayed graphically, and when the temperature lies outside the desired tolerance the plot shown as one colour and when …
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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 January 15, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 15, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 15, 2015.
- 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.