Security devices and fixings for security devices
CA 1269504 C · Owner: North, Laurence · Inventors: North, Laurence
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Security Devices and fixings for a Security Devices, The security device comprises a length of cable (1) for spanning a door opening and two fixing means (2,3,4,5) secured to parts (7,8;11) defining that opening, the cable being securable at each end to the fixing means and being constructed and arranged in such a manner that the door can be moved into an ajar position, in which it engages the cable, but no further even when the door is opened with extreme force. The fixing means (31 40) is made of annealed, metal, preferably steel.
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
- Granted May 29, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 29, 2007.
- 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.