Roller arrangement for producing fleece
CA 2586495 C · Owner: Norgaard, Raymond · Inventors: Norgaard, Raymond
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to an apparatus for producing nonwoven fleece-like , fiber , products, said apparatuus comprising a transfer belt configured to transport an , intermediate product on the underside of a transfer belt to a roller arrangement, said roller arrangement comprising four rotatable rollers that are arranged and , configured to interact in pairs in constellations that can be selectively modified, wherein each of the four rollers has a rotational axis and the four , rotational axes , run at least approximately parallel to each other.
Read the whole patent
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 November 3, 2005 and granted July 16, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 3, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.