Deployable seating arrangement
CA 2317219 A1 · Owner: Interkal, Inc. · Inventors: Victor, Daniel R.; Guiles, Melvin J.; Ahrens, Kenneth A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A deployable seating arrangement employs a plurality of seating level members that are, arranged in sequentially elevated relation to one another. When the deployable seating arrangement, is in an undeployed state the seating level members are disposed substantially directly beneath one, another in stacked relation. When in a deployed condition each seating level , member is disposed beneath and forward of an immediately superior seating level member in stepped relation. Each of, the seating level members has associated therewith a plurality of L-shaped frame elements that are, formed of vertical and horizontal portions. A roller is installed at the upper end of the vertical portion, …
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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 September 1, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 1, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 1, 2022.
- 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.