Portable toilet cabana
CA 1251314 A · Owner: Poly-John Enterprises Corp. · Inventors: Harding, George W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A portable toilet cabana is formed of four relatively resilient sheet plastic, walls joined together along their vertical edges by an impact protective and structural stiffening corner joint. The adjacent vertical edges are formed with parallel narrow, flanges bent about 45° out of the planes of their sheets and an extruded T-shaped connector is arranged with its stem between the flanges and its head overlapping the free edges of the flanges. Mechanical fasteners extend through and laminate, together, the pairs of aligned flanges and the connector stem. Narrow vertical, bumper forming channels are integrally formed in each of the sheets adjacent their corner flanges and extend outwardly of …
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 March 21, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 21, 2006.
- 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.