Pulsed electric shaver
CA 2454616 A1 · Owner: Shalev, Pinchas · Inventors: Azar, Zion; Shalev, Pinchas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hair cutting apparatus comprising a structure (126) a portion (1216) of , which being adapted for placement against a skin surface where hair is to be cut, a heat generator comprising one or more heat elements (1214) positioned to touch said hair and heated to a temperature sufficient to cut hair at , least one of said heat elements being juxtaposed with said portion and a controller that controls the power source to provide pulsed heating of said one or more heat elements.
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 July 21, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 2024.
- 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.