Structural members made from composite wood and connections therefor
CA 2360728 A1 · Owner: Composite Building Products International Inc. · Inventors: Gregori, Karl Hermann Werner
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A combination is provided of a first member attached to a building member. The building member is made from a composite wood material and has a longitudinally, extending outer wall enclosing a cavity. The building member also has a longitudinally, extending medial web extending between two positions on the interior surface of said, outer wall to divide said cavity longitudinally into two. The first member is connected to, the composite wood building member by securing hardware such as wood screws. To, make the connection the securing hardware passes through the first member through the, outer wall of the building member through part of the divided cavity and into the medial, web. The …
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 October 31, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 31, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 31, 2023.
- 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.