Compressed air inhaler for pulmonary application of liposomal powder aerosols and powder aerosols suitable therefor
CA 2361807 A1 · Owner: Lodding, Hubert · Inventors: Koch, Wolfgang; Diederichs, Julia Eva; Reszka, Regina
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a compressed air inhaler for the pulmonary application of a liposomal powder aerosol that carries active agents or is uncharged. The aim of the invention is to provide an inhaler by means of which the pulmonary application of especially liposomes that carry active agents is possible without forced breathing manoeuvres and by means of which the active agent can be transferred to the desired place of action in a sufficient amount without the active agent escaping. To this end said compressed air inhaler , comprises a receptacle (20) for the aqueous dispersion of liposomes. The liposomes carrying the active agents are dispersed in water in said receptacle. The …
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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 February 3, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 3, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 3, 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.