Process and device for the transfer of a fibrous material web
CA 2268528 A1 · Owner: Steiner, Karl · Inventors: Steiner, Karl
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Process and device for transferring at least one of a fibrous material web and a strip of the fibrous material web from a moist releasing belt to an accepting belt in, a web producing machine that includes a transfer region and a separating region, arranged in this order in a web travel direction. The process includes guiding the, accepting and releasing belts together at least in the transfer region separating the, accepting belt from the releasing belt in the separating region and , suctioning a, surface of the accepting belt opposite a fibrous web and strip carrying surface so that, the strip and the fibrous material web are carried by the carrying surface. When the, strip is being …
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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 April 8, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 8, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 8, 2021.
- 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.