Electric slug fence
CA 2339459 A1 · Owner: Disher, Leslie Roy · Inventors: Disher, Leslie Roy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A continuous strip dielectric ribbon with on one side, a centrally located , protruding angled dielectric apron, separating two exposed parallel strips of electroconductive, material fastened or embedded into the dielectric ribbon carrying an electric , current, to, protect plants from terrestrial mollusks such as snails and slugs. A low voltage source of 6 - 12 volts is applied to the electro-conductive strips. No, current flows through the device until the mollusk attempts to crawl over the device. The, power source is intended to be a standard 9 volt battery but it can be any , type of low, voltage battery low voltage transformer, or solar power pack. The protruding angled dielectric …
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 March 8, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 8, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 8, 2023.
- 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.