System and method for preventing closure of passageways
CA 2500855 A1 · Owner: Pavad Medical, Inc. · Inventors: Black, Jed E.; Brooks, Stephen N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system for treating sleep-related breathing disorders. In one embodiment the system includes a first magnetically susceptible material (125) attached to a left lateral pharyngeal wall (120) and a second magnetically susceptible material (135) attached to a right lateral pharyngeal wall (130). The second magnetically susceptible material (135) is positioned opposite the first magnetically susceptible material (125) across an upper airway (100). The system further includes a first magnet (160) disposed outside the body and lateral to the first magnetically susceptible material (125) and a second , magnet (170) disposed outside the body and lateral to the second magnetically …
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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 October 6, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 6, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 6, 2025.
- 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.