Lock with cylinder incorporating laterally biased bar engaging corresponding key
CA 2463829 A1 · Owner: Cylock Pty Ltd · Inventors: Nugent, Walter Joseph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A lock and key set in which the lock includes a cylinder rotatable in a barrel which barrel is rotatable to actuate the latch wherein the cylinder incorporates a laterally spring biased bar which includes slots or projections adapted to engage with corresponding slots or projections on the keys so that the bar can be aligned in one of three positions in which its ends are within the diameter of the cylinder or one of each end of the bar projects beyond the cylinder to engage with the barrel. This is applicable to pin tumbler locks and locks of the type in which a latch means is actued by movement of actuating members through associated slots in latch elements there being two sets …
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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 October 18, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 18, 2024.
- 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.