Ridge vent for tile roofing
CA 2417442 A1 · Owner: Sells, Gary L. · Inventors: Sells, Gary L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A ridge vent for tile roofing includes a vent member attached to a longitudinally, extending ridge member and extending over at least a portion of a longitudinally extending, vent opening. The vent member includes a number of passageways that connect the vent, opening to the ambient atmosphere. A layer of air permeable and moisture resistant material, covers the vent member so that air from the vented space passes through the material layer. Moisture from outside the structure coming into contact with the material layer is repelled. In, one embodiment, tire material layer provides a form for a sealing layer of mortar or mastic, between the tile and the vent member preventing mortar …
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 January 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 28, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 28, 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.