Folding chair
CA 1301623 C · Owner: Barras, Lee J. · Inventors: Barras, Lee J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A folding chair comprises left and right A-frames which are connected by fore and aft jointed cross braces. Each A-frame comprises two legs which are pivotally connected at their upper ends. The cross braces are pivotally attached to the legs of the A-frames at the lower end of the braces and connected to the legs at the upper end of the cross braces with short links forming the upper joint of the cross brace strut. The seat and back of the chair are pivotally connected to one another. The chair folds into a bundle having a length substantially equal to that of the legs of the A-frames.
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 May 26, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 2009.
- 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.