Laryngeal mask airway device
CA 2609474 C · Owner: Teleflex Life Sciences Pte. Ltd. · Inventors: Brain, Archibald Ian Jeremy
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 laryngeal mask airway device (1) for insertion into patient to provide an airway passage to the patient's glottic opening the , device (1) comprising an airway tube (2) a mask (3) attached to the airway , tube (2) the mask (3) comprising a body (4) having a distal end (5) and a proximal end (6), a peripheral inflatable cuff (7) and an outlet (8), the , mask (3) being attached to the airway tube (2) for gaseous communication between the tube (2) and the outlet (8) the device (1) further comprising , means to prevent occlusion of the outlet (8) by the patient's anatomy the , means comprising a support (11), and a conduit (28a) to allow gas to flow out 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 May 24, 2006 and granted August 19, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 24, 2026.
- 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.