Construction system consisting of moulded bricks and light supporting frameworks
CA 2062722 A1 · Owner: Werner, Hilmar · Inventors: Werner, Hilmar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A construction system consisting of moulded bricks and light supporting frameworks is useful for constructing ecological building contructions, in particular with wide spans between supports. This construction system is suitable for industrial prefabrication of individually dimensioned wall elements made from hollow load-bearing, sand-lime bricks which can be prestacked when dry by a CNC-controlled robot and assembled later either in a factory or on site by unskilled workers, for example handymen; wall sections measuring several square metres can be erected using a single lifting accessory. The bricks are then filled with reinforcements fittings and concrete, plaster, lime, etc. In …
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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 19, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 19, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 19, 2012.
- 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.