Personal portable sign
CA 2425874 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 small sign that is readily transportable consists of a lightweight portable frame and a, removable magnetically attractable signboard. The lightweight frame consists of a stand, incorporating transparent panels and an aperture for installing the signboard. The, lightweight portable frame also incorporates wheels allowing one individual to move the, sign by tilting the lightweight portable frame until the wheels engage and rolling the sign, on the wheels. The removable magnetically attractable signboard can be inserted and, removed from the lightweight portable frame by means of an aperture at the top or on the, side of the lightweight portable frame. The removable magnetically …
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.