Clutch lock
CA 1069357 A · Owner: De La Rocheliere Arthur · Inventors: Walters, Harry G. (Iii); Nylphas Emanuel Isidore Laflamme; De La Rocheliere Arthur
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure A reusable security tag has an enclosure containing an element detectable by independent means and a cruciate sheet metal clutch lock. A pin for piercing a garment is secured at the end of a lever Arm which is hinged to said enclosure for controlled movement into said clutch lock. Said pin is released from said clutch lock by application of a special tool to said enclosure for deforming said clutch lock to spread its jaws.
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 January 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 8, 1997.
- 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.