Cantilever device and method for breathing devices and the like
CA 2365348 A1 · Owner: Bordewick, Steven S. · Inventors: Bordewick, Steven S.; Bloom, Nicole Denise; Hansen, Gary L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for positioning a breathing apparatus over a breathing orifice in the head of a person, the person having an occipital lobe and an axis of symmetry includes an occipital anchor for anchoring against the head of the person beneath the occipital lobe of the person. The device further includes a forward anchor for anchoring against a forward portion of the person's head. A spring connector connects the forward anchor and the occipital anchor and , biases the occipital anchor against the head of the person beneath the occipital lobe and the forward anchor against the corresponding portion of the person's head so as to attach the device to the person's head. The occipital anchor, …
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 March 7, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 7, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 7, 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.