Wire puller
CA 2066609 A1 · Owner: Gripple Limited · Inventors: Crompton, Simon H.; Shawcross, Brian E.; Oram, David K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wire puller especially for pulling a wire (23) through a terminal or connector (25) has a pair of levers (10 14) connected by , a first pivot (11) between a handgrip portion (12) and an abutment portion (13) on one lever (10) the other lever (14) having at , least one fixed clamping member (16) and a movable clamping member (18) on a pivot (17), the movable clamping member (18) having a concentric, serrated wire-engaging face (21) and being urged by a spring to close that face (21) to a wire-engaging face (20) on the fixed clamping member (16), and the arrangement being such that opening of the levers (10, 14) causes the abutment portion (13) to open the clamping members (16, 18) for …
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 September 7, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 7, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 7, 2012.
- 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.