Stacking containers
CA 1076498 A · Owner: Barton Handling Systems Limited · Inventors: Whittingham, Marriott S.; Stanley, Albert J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to stacking containers of the kind formed from plastics material and of substantially rectangular form in plan view with an open top a flat base, side and rear walls extending substantially perpendicular to said base, and a forwardly and upwardly inclined front 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 April 29, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 29, 1997.
- 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.