Anti-flood barrier
CA 2380776 A1 · Owner: Hanuliak, Alois · Inventors: Hanuliak, Alois
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The solution of an anti-flood barrier, especially for preventing floodwater from penetrating into lower located residential and/or commercial facilities and against overflow of water streams to the adjacent land resides in that it consists of a set of firmly located foundation bodies (3 7, 9) in a , foundation trench (1), each body being provided with one arched stabilization groove (4) accommodating an arched wall element (5) orientated with its convex side against flood water, each pair of adjacent wall elements (5) being provided with vertical packing at the edges.
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 July 27, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 27, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 27, 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.