Bookend for metal shelves
CA 2037209 A1 · Owner: Rouire, Michel · Inventors: Rouire, Michel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bookend for use on a metal shelf is formed by bending from a single sheet of metal to form an upstanding plate and flat tongue so that the tongue can lie on the metal shelf with the plate upstanding. The tongue includes an extension portion extending to the opposed side of the plate relative to the main part of the tongue with an upstanding handle on the end of the extension portion. The underside of the tongue carries a layer of resilient felt surrounding an elongate central magnetic strip which extends substantially along the full length of the tongue. The magnetic is sufficient to provide additional friction between the bookend and the shelf to prevent toppling under the weight of 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 February 27, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 27, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 27, 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.