A medicament delivery assembly with a pulse valve
CA 2466448 A1 · Owner: Innovata Biomed Limited · Inventors: Braithwaite, Philip
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is described a medicament delivery assembly which comprises mouthpiece (8) provided with an air amplifier (12) and a primer source (1,4) wherein the , mouthpiece (8) and the air amplifier (12) are each is connected to the primer source (1,4) via an actuatable valve (6); the air amplifier (6) is also provided with a medicament extraction tube such that when the actuatable valve (6) is opened then the primer source (4) is activated and causes air to flow to the air amplifier (4). There is also described a method of administering a medicament which comprises the use of such a medicament delivery assembly.
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 November 22, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 22, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 22, 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.