One-piece collapsible lampshade
CA 2334074 A1 · Owner: Long, Alan M. · Inventors: Long, Alan M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A one-piece, collapsible lampshade is disclosed. The invention comprises an upper and lower ring, between which a shade is attached. Supports are permanently, attached to one ring, with each support having a hinge part-way along its length. Receptacles are mounted on the opposite ring to receive the unattached end of the, supports. The shade may be shipped and stored in the collapsed state by removing the, unattached end of the supports from the receptacles and folding the supports flat. Because the shade is shipped and stored in one piece it is easily and quickly, assembled by the purchaser without the risk of losing parts or of damage during, shipment due to the movement of loose …
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 2, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 2, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 2, 2023.
- 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.