Pipe ring crimping tool
CA 2071267 A1 · Owner: Haughian Sales Ltd. · Inventors: Haughian, Daniel J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is directed to a novel pipe ring crimping tool which is adapted for crimping a ring over plastic plumbing pipe onto a plastic fitting. A crimping tool which comprises: (a) a first jaw component constructed to have therein a concave semi-cylindrical opening on one side, and at a first end, an elongated protrusion adapted for receiving an arm, and at the second end part, of a hinge member; (b) a second jaw component constructed to have therein a concave semi-cylindrical opening on one side, and at a first end, an elongated protrusion adapted for receiving an arm, and at the second end part of a, hinge member; (c) a connecting link member adapted to connect together in a pivotal …
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 June 15, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 15, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 15, 2014.
- 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.