Knock-down bulk storage container
CA 1333055 C · Owner: Watson, John · Inventors: Watson, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a knockdown bulk storage container, having a smooth flat interior for receiving a liquid containment bag. The container itself comprises a bottom wall, a pair of opposing first sidewalls has undercut outer ends and each of the second sidewalls has notched outer ends for slideably fitting in and out of the undercut outer ends of the first sidewalls to assemble and dismantle the container. When the container is dismantled the second sidewalls are stored in a horizontal position vertically stacked relative to one another on the bottom wall and then the first sidewalls are folded inwardly down over the second sidewalls and the bottom wall.
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 November 15, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 15, 2011.
- 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.