Electronic deadbolt lock arrangement
CA 2486167 A1 · Owner: Keightley, Kym John · Inventors: Keightley, Kym John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electronic deadbolt lock arrangement including a lock having a bolt movable between locked and unlocked conditions. The lock includes a manual control means and a power drive to operate the lock that are connected by a decouplable transmission enabling the lock to be operated by either the manual control means or the power drive. The transmission includes two concentric cylinders that can be locked or unlocked for relative rotational movement with manual operation of the lock decoupling the power drive. A biased pin engages co-operating apertures in the cylinders to lock the two cylinders to each other. A cam operated by the manual drive means acts against the pin to cause the …
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 May 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 16, 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.