Binder mechanism
CA 2383383 A1 · Owner: Bargo, Kenneth John · Inventors: Johnson, John Andrew; Dwyer, John James; Kandasamy, Balaji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A binder mechanism (10) is disclosed having a first ring assembly and a binding portion (12, 14). The first ring assembly includes at least one first ring half (16). At least the first ring assembly or the binding portion (12 14) are a pivotable half that is pivotable with respect to the other to a locked position about a first longitudinal axis. In the locked position the , first ring half (16) is engaged with the binding portion (12 14) , cooperatively defining a loop that is substantially closed to retain a stack of papers or a workpiece. At least one of the first ring assembly (16) and the binding portion (12, 14) is movable with respect to the other from the locked position in an …
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 September 14, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 14, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 14, 2022.
- 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.