Salt analyzer switchably capable of employing contact and non-contact conductivity probes
CA 2088002 A1 · Owner: Cargill Incorporated · Inventors: Prince, Richard T.; Bull, Rame W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A salt analyzer is disclosed capable of measuring the conductivity of a saline solution when either contact or noncontact probes are used. In particular the salt analyzer, employs circuitry capable of switchably measuring the various electrical parameters necessary for determining the conductivity of a solution when either contact or non contact probes are used.
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 January 25, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 25, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 25, 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.