Sani-tel
CA 2311699 A1 · Owner: Boisvenu, Carloman · Inventors: Boisvenu, Carloman
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This is a disposal filter. On side of this filter have a light coting of glue on the, edge. This 3 M glue stick tempore and cant be remove without leaving any trace of it. The rest of this filter is a anti bacterial or antiseptic tissue . There is a membrane to keep the glue fresh which you peel off. They could be stack in a distributor box or sell in a sachet of ten. The reason: The goal of this invention is to prevent illness ,transmission of virus between, people's . Sample: cold and any other germe. It will also prevent damage to the phone hand-set or microphone by not having accumulation of food or and objet coming out of the mouth in those apparatus . Many people wen they speak …
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 June 27, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 27, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 27, 2022.
- 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.