Method and system for detecting and isolating stray voltage
CA 2514331 C · Owner: Fitzgerald, Timothy W. · Inventors: Fitzgerald, Timothy W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A stray voltage detection and reduction system. The stray voltage detection portion of the system includes a vessel configured to hold a liquid such as water. An electrode is suspended in the water and another electrode is positioned below the vessel in contact with the earth. A meter is coupled to the electrodes in such a manner that when an animal drinks from the vessel the presence or absence of stray voltage is detected by the meter. The stray voltage reduction portion of the system electrically isolates a water distribution system. A water source is connected to non-electrically-activated valves. The valves feed a plurality of storage tanks. The storage tanks connect to …
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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 August 1, 2005 and granted September 25, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 1, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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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.