A process for producing a covering of an elastomer material and intermediate product thereof
CA 2432564 A1 · Owner: Stroppiana, Fernando · Inventors: Stroppiana, Fernando
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The process aims at providing a covering such as a, flooring, that has an appearance substantially free from phenomena of directionality, starting from a vulcanizable elastomer material, the said process comprising the operations of:, - feeding an extruder with strips of vulcanizable elastomer material of different colour subjecting said, material to extrusion causing it to pass through a, drawplate provided with openings; - subjecting to shredding the material obtained by means of drawing so as to obtain, as a result of the action of shredding, a granular material; - subjecting said granular material to mixing until it is rendered substantially homogeneous; - feeding said granular material …
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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 June 17, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 17, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 17, 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.