Cross panel
CA 2533247 C · Owner: Usg Interiors, Inc. · Inventors: Bankston, John D.; Ahren, Gregory M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cross panel for a grid type suspended ceiling comprising a sheet metal body forming a rectangular face adapted to close the space between the flanges of a pair of parallel grid tees. The panel has four connectors each adjacent a respective corner of the panel face and adapted to extend through a slot in the web of the adjacent grid tee for interlocking the panel to the tees in a manner that maintains the parallel spacing and alignment of the tees and affords a simple aesthetically pleasing appearance.
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 January 19, 2006 and granted June 25, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 19, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.