Slide fastener stringer and method and apparatus for manufacture
CA 1066488 A · Owner: Textron Inc. · Inventors: Scott, George W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A slide fastener stringer with a meandering coupling element has successive sections each including a head with diverging legs attached thereto each section, being connected to adjacent sections by interconnecting portions connected to the legs, the interconnecting portions being flattened to hold a cord extending between the legs of successive sections. The coupling element is attached to a woven tape by interwoven weft threads that pass around both the cord and the interconnecting portions.
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 November 20, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 20, 1996.
- 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.