Apparatus and method for viewing vasculature of a human being
CA 2434667 A1 · Owner: Williams, John L. · Inventors: Williams, John L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electronic imaging apparatus for transillumination and visually exposing vasculature of the human anatomy by passing infrared light through the portion of the, anatomy to be studied and receiving infrared light which passes through the flesh and, bone. By receiving only infrared light which is passed through the body a , real time, image of the vasculature may be visualized as infrared light does not pass through, blood filled organs, namely, veins arteries and capillaries. A method is disclosed, which describes the steps of placing the human anatomy to be studied adjacent a light, source, receiving infrared light which passes through the anatomy and visualizing the, resultant …
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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 July 7, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 7, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 7, 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.