Disposable airway adapter
CA 2088153 A1 · Owner: Goldberger, Daniel · Inventors: Goldberger, Daniel; Yelderman, Mark L.; Braig, James
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A disposable endotracheal airway adapter (10) for use in proximity of a patient's mouth in the measurement of the concentration of respiratory gases. The disposable airway adapter of the invention provides a conduit for patient respiratory gases and allows the passage of infrared radiation through the gases for measuring the constituent concentration of the gases while keeping the patient gases from coming in contact with the analyzer mechanism. The body (40) of the airway adapter (10) is designed to connect in series with the airway tubing which connects a patient to a mechanical respirator or anesthesia breathing circuit. The body (40) of the airway adapter (10) is very light in weight …
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 August 6, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 6, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 6, 2013.
- 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.