Knockdown table with moveable legs
CA 2040730 A1 · Owner: Perkons, Aivars E. · Inventors: Perkons, Aivars E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Horizontal planar surfaces are universally used in a variety of configurations and sizes to accommodate a desired task. In this invention, the horizontal planar surface is formed as a square module. This module can either stand alone or be combined with others by using a vertical splice at the corners to achieve a rigid continuous surface of variable size and configuration. A track system affixed to the underside of the module surface accepts re-attachable legs that can readily slide along the track and be locked into a selected location. The legs supporting the surface may be repositioned without having to dismantle the joined surface configuration. A variable leg position ensures the …
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
- Filed April 17, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 17, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 17, 2013.
- 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.