Device for determining a suitable location for catheterized delivery of medications
CA 2333345 A1 · Owner: Gibbs, David · Inventors: Gibbs, David; Teitelbaum, Neil
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus and method for determining a suitable location for catheterized delivery or infusion, of medication are disclosed. The apparatus includes a probe having a rod coupled to a transducer. The transducer introduces an acoustic or incident wave into the rod. The wave travels through the, rod to a tissue in a patient's mouth about the end of the rod and at least , part of the wave is, reflected by the tissue back into the rod towards the transducer. The reflected wave contains, information relating to the structure of the tissue beneath the probe's tip. The differences between, successive oral readings are used to distinguish between different regions of tissue (e.g. containing, …
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 January 30, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 30, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 30, 2023.
- 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.