Drain fitting with frictional seal retention
CA 1264205 C · Owner: Cuschera, Casper · Inventors: Cuschera, Casper
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Drain Fitting with Frictional Seal Retention Abstract of the Disclosure, A fitting for coupling a drain pipe to an opening in the base of a shower or other installation where water may accumulate includes a cylindrical body fitted into the opening in coaxial relationship with the pipe and is of greater diameter than the pipe to provide an annular gap between the body and pipe. A resilient annular seal disposed in the gap is proortioned to be radially compressed between the body and pipe and has an annular slot extending downward within the seal from the upper surace of the seal. A rigid annular compressor member is wedged into the slot to increase radial compression at the upper portion of …
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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
- Granted January 9, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 9, 2007.
- 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.