Modular concrete building system
CA 2289798 A1 · Owner: Cantarano, Robert A. · Inventors: Fleischhacker, Peter; Cantarano, Robert A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A modular construction system and method of use for creating a concrete wall system (20) which has a wall system which complies with a modular construction system. The system uses wall form panels (32) having connectors (48) and structural tie plates (24). The wall form panels have interlocking protrusions (38) around the edges such that the panels are reversibly symmetric. The panels are specific lengths to minimize the number of panels required to achieve a set length. The structural tie plates have connectors (90) to tie in with the wall form panels and in addition carry and position reinforcement bars (26, 28) with the wall. The modular wall system ensures ease and integrity of …
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 November 15, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 15, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 15, 2021.
- 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.