Closing device
CA 2807346 C · Owner: Assa Abloy (Schweiz) Ag · Inventors: Keller, Ernst
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a closing device which comprises a stationary part (2) and a part (3) which is displaceably mounted thereon. Tumblers (Z1-Z5) are arranged by means of a key (19) in order to release the displaceable part (3). Said tumblers (Zl - Z5) are maintained in a locking position by means of the locking element (14 27, 33). The locking element (14, 27, 33) can be adjusted by means of a drive (13 23, 30) in order to release the tumblers (Z1-Z5) which can be controlled via an electronic control device (16).
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 7, 2006 and granted February 18, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 7, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.