Device providing protection against insect bites without modifying the ecological balance
CA 2330849 A1 · Owner: Stoll, Kurt · Inventors: Stoll, Kurt
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device providing protection against insect bites without modifying the ecological balance, whereby one module (1) which can be fitted into a wristwatch (30) contains two oscillators that produce oscillations at different frequencies which transform the oscillations produced in relation to human skin using two corporal antennae (6 7). Both oscillations overlap and , are propagated in the form of surface waves over the entire surface of the skin. Female bloodsucking mosquitoes obtain food from living mammals and human beings by sucking up blood from the bleeding dermis through the proboscis. In order to carry out such an act, the mosquitoes come into contact with the surface of the …
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 April 27, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 27, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 27, 2021.
- 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.