Gas-operated appliance for personal use, in particular curling iron
CA 2064849 A1 · Owner: Braun Aktiengesellschaft · Inventors: Schneider, Wilhelm
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention is directed to a gas-operated appliance for personal use, with a jet pump (10) and a small burner, in which a gaseous fuel (58) is intermixed with air (60) by means of the jet pump (10) and the resulting fuel/air mixture (62) is burned, in which the fuel (58) flows through a throttle (34) of adjustable gap width provided at the upstream end of a valve member (14) with, a motive fluid nozzle (38) being arranged at the downstream end of the valve member (14) for producing a free jet, and with a collecting nozzle body (44) disposed downstream of the motive fluid nozzle (38) wherein an, upstream end wall (46) of the collecting nozzle body (44) and a downstream end wall (40) 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 June 4, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 4, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 4, 2013.
- 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.