Coupling element for a slide fastener
CA 1323486 C · Owner: Yoshida Kogyo K.K. · Inventors: Okazaki, Fumio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A coupling element for a slide fastener is disclosed which is formed of metallic alloys into a desired element shape in a discrete formation. The metallic couplig element is provided on its exposed surfaces with a protective film by ionization plating, and alternatively initially with an intermediate nickel plated layer in advance of the formation of the protective film.
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 26, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 26, 2010.
- 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.