Connector
CA 2004638 A1 · Owner: Butler, Peter Richard · Inventors: Butler, Peter Richard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A connector for releasably connecting and locking a first member to a second member is provided. The connector includes a first member having a connecting element extending from the first member; a second member having a locking element extending from the second member; and an intermediate member having two ends and a passage extending through the intermediate member from one end to the other end. One end of the intermediate member is rotatably attached to the second member so that the locking element of the second member extends into the passage. The other end of the intermediate member is releasably attached to the first member so that the connecting element of the first member extends …
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 December 5, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 5, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 5, 2011.
- 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.