Improved materials for construction engineering based on recyled or newly made plastic materials, improved building components made from the said materials and methods of making same
CA 2296235 A1 · Owner: Weber, Ralf D. · Inventors: Weber, Ralf D.; Vincent, Irvin G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The universal building material for construction engineering is made from plastic, waste material from any and all types of plastics and/or from newly made or fresh plastic, materials and is used to make various improved building components building , elements or, buildings. The material is environmentally friendly and does not cause any health problems. The material can be combined with other building materials and raw materials. It is also not, easily inflammable and has very good heat transfer and thermal insulation properties. In, addition, it is waterproof weatherproof, and it can easily be worked with. The material also, has the property that the waste that it produces is always …
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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 January 18, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 18, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 18, 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.