Fastener which rotates and clamps
CA 1290560 C · Owner: Pufpaff, Frederick James · Inventors: Pufpaff, Frederick James; Hoen, Cuyler
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to industrial fasteners and more particularly to fasteners which removably join two panels at the edges of the panels. The industrial fastener provides particular utility in connection with a tubular conduit which is used to protect cables.
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 October 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2008.
- 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.