Cleanout fitting
CA 1160659 A · Owner: Cretex Companies, Inc. (The) · Inventors: Swanson, Larry A.; Hagan, John D.; Anderson, David E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cleanout fitting for use in the construction industry in conjunction with a lateral sewer line to bring the sewer line up to floor level at various locations to facilitate cleaning of the same. The fitting includes a pipe section with internal threads a, plug member with external threads adapted for engagement with the internal threads of the pipe section, a cover plate positionable on top of the pipe section and a connection member for connecting the cover plate with the plug member.
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
- Granted January 17, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 17, 2001.
- 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.