A method and equipment for producing rolls of moistened web material
CA 2392571 A1 · Owner: Biagiotti, Guglielmo · Inventors: Biagiotti, Guglielmo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The equipment for producing rolls of wound web material comprises a feed path for the web material, and winding means for winding said web material and forming said rolls, and is characterized in that it comprises along said feed , path and upstream from said winding means an applicator member for applying , to the web material fed along said path a dry component or a component with a low liquid content of a liquid-based mixture with which the wound web , material is impregnated.
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 28, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 28, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 28, 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.