A manufacturing process for wooden base window and door frames, and the frames manufactured by means of the process
CA 2489026 A1 · Owner: Pegoraro, Alfredo · Inventors: Pegoraro, Alfredo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Assembly of the frames includes making wooden base frames using metal cornerbrackets (16), straps (18) or other traction-resistant elements or throughscrews passing obliquely through corners of the frames resulting in easy , assembly and dismounting of the frames for varnishing maintenance, replacement or other purposes and also includes a simplified manufacturing process of the wooden components in order to cut linear transversal profile housings (15) for housing metal or PVC elements destined to be coupling components between fixed and mobile frames and guaranteeing necessary seals and heat insulation. The process is suitable among other things, for , manufactured and assembly of …
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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 13, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 13, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 13, 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.