Inhaler having spacer, lever mechanism and flexible mouthpiece
CA 2476727 A1 · Owner: Birdsong Medical Devices, Inc. · Inventors: Fugelsang, Eric; Muszak, Martin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to an inhaler for effectively delivering medications by inhalation through the mouth of patients having a spacer for , more effectively mixing the medication and air and easy to operate lever (22) , and canister selection mechanisms (21). A preferred embodiment of the invention has a mouthpiece (220) comprising a flexible elastic material , (223). A lever arm (22) is provided that is opposed to the body (24) of the inhaler, which allows a patient to use the entire hand to activate the metered dose inhaler canister (10, 11). In a preferred embodiment a valve assembly (61) and whistle are included in the inhaler to improve the consistency and effectiveness …
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 21, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 21, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 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.