Pressure ulcer factor evaluation apparatus
CA 2480328 A1 · Owner: Mimura, Maki · Inventors: Okazaki, Hidekazu; Mimura, Maki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
It comprises a strain producing sheet (22) interposed between first and second flexible sheets (11, 12) and fixed at one end (23) thereof to the first sheet (11) and at the other end (24) to the second sheet (12). The arrangement is such that when a shift occurs between the first and second sheets (11 12), such shift is applied to the strain producing sheet (22). The strain producing sheet (22) has a strain gauge (21) fixed thereto to detect the strain due to the shifting of the strain producing sheet (22) so as to measure the shifting force. Further, a third sheet (15) is connected at its peripheral edge onto the first sheet (11) to define a sealed space. The pressure in the thus …
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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 March 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 24, 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.