Method and apparatus for detecting eye movement
CA 2298515 A1 · Owner: Ten Hove, Martin W. · Inventors: Hampton, Karen A.; Munoz, Douglas P.; Ten Hove, Martin W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for diagnosing or treating a neurological disorder usually , associated with a, lack of attentiveness in a subject by detecting the subject's eye movement. The apparatus, includes a helmet for blocking visual stimuli from the subject's visual field; at least three visual, cues disposed inside the helmet within the visual field of the subject when the helmet is placed, on the subject's head the visual cues capable of being switched from on to off states; at least two, electrodes for attaching to the subject's face the electrodes producing , electrical signals corresponding to the subject's eye movements; signal processing means for controlling on and, off states of the …
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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 February 10, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 10, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 10, 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.