Pipe post anchoring device
CA 2089189 A1 · Owner: Mulleady, John · Inventors: Mulleady, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process invented and the components necessary to accomplish the process invented and designed to anchor pipe posts in the ground. This consists of a pipe shaped cylindrical anchoring component, closed at the top end, and having the walls of the opposing lower portion of the component cut into prongs that are then formed into concave shapes that do not exceed the parameter of the original cylindrical dimension and this anchoring device is made to rest loosely upon a conical-type base. Fixed and attached inside the lower extremity of the pipe post to be driven, the purpose of the base being to support the anchoring device and align the prongs of the anchoring device with slots, …
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 February 10, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 10, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 10, 2015.
- 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.