Breath-powered nasal delivery devices
CA 2580217 C · Owner: Hafner, Roderick Peter · Inventors: Hafner, Roderick Peter; Sheldrake, Colin David; Djupesland, Per Gisle
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A nasal delivery device and method for delivering substance to a nasal cavity of a subject, the delivery device comprising: a container-receiving unit comprising a container chamber for receiving a container- containing member which contains a substance-containing container which contains substance to be delivered to the nasal cavity of the subject wherein the , container chamber includes an inlet and an outlet; and the containercontaining, member includes a flow passage in which the container is disposed, such as to be rotatable therewithin when an air flow is delivered therethrough; a nosepiece unit including a nosepiece for fitting to a nasal cavity of the subject, the nosepiece …
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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 September 15, 2005 and granted March 18, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 15, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.