Apparatus for pressure testing a plumbing system
CA 2501800 C · Owner: Coscarella, Gabe · Inventors: Coscarella, Gabe
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for pressure testing a plumbing system has a hollow body defining an interior cavity. At least one interior sealing surface is provided on the body within the interior cavity encircling one of the pipe connections. A rigid plug is provided having at least one exterior sealing surface. The plug is lowered on a shaft into the interior cavity. A plug receiver receives the plug and positions the at least one exterior seating surface of the plug into sealing engagement with the at least one interior sealing surface.
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 March 21, 2005 and granted October 1, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 21, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.