Method and appliance for detecting, indentifying and relocating defects in a material strip
CA 2298822 A1 · Owner: Denuell, Hans-Joerg · Inventors: Denuell, Hans-Joerg
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a device and a method for detecting identifying and, relocating defects in a material strip of great length. In order to enable defects to be, relocated reliably and quickly with relatively little effort the material , strip is checked for, defects and position indicators are applied to the material strip continuously over its, length. In the event of a defect being observed an associated defect position , indicator is stored, and during the subsequent relocation of a defect a current starting , position, indicator is established and the material strip is moved over a conveying length which is, calculated from the established starting position indicator and 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 15, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 15, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 15, 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.