Permanent sign
CA 2425405 A1 · Owner: Cooper, Garry T. · Inventors: Cooper, Garry T.; Erskine, Ian S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A permanent sign consisting of a magnetically attractable signboard a frame , supporting, the signboard, and a support for supporting the frame. The frame is secured to the, perimeter of the magnetically attractable signboard to strengthen and protect the, signboard. The frame includes a number of apertures located at the bottom or on the, sides of the frame to allow the frame to be mechanically secured to the support. The, support consists of one or two columns that include a number of apertures at the top or on, the side of each column to allow the support to be mechanically secured to the bottom or, side of the frame. The support also includes a number of apertures at the bottom …
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 18, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 18, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 18, 2025.
- 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.