Blind fasteners
CA 1096667 A · Owner: Huck Manufacturing Company · Inventors: Dixon, Richard D.; Ruhl, John H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A blind fastener of a selected metal in which uniform tensile values over a wide range of grips or material thicknesses in which the blind head is formed for different grips by the construction of a plurality of spaced annular ribs formed between spaced annular grooves in the head end of the pin which is pulled into the sleeve of the blind fastener.
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 March 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 1998.
- 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.