Canopy truss
CA 2452941 A1 · Owner: Powell, Tony A. · Inventors: Powell, Tony A.; Powell, Billy R.; Powell, David R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A canopy of the type that is typically packaged in a kit form that permits consumers to, assemble a group of pipe members into a canopy structure. Once assembled and erected, the, canopy includes a series of vertical posts and a series of rafters that extend upwardly from the, post. In order to provide additional structural support especially to the , rafters and to the roof structure formed by the rafters, a series of cross or brace members are interconnected between, the vertical posts and the rafters. These cross or brace members are arranged in sets with each, set including two brace members that extend between a pair of vertical posts and a pair of rafters. 'The brace members …
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 December 15, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 15, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 15, 2025.
- 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.