Water-tight slide fastener
CA 1302687 C · Owner: Horita, Yoshiyuki · Inventors: Horita, Yoshiyuki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A water-tight slide fastener is disclosed which, comprises a pair of support tapes each coated on one surface with a water-resistant material and a row of coupling elements mounted on each of the tapes along its longitudinal edge, the spaces or gaps defined in the row of elements being completely filled by a filling core when the latter swells in contact with a liquid to prevent entry of the liquid into a garment to which the fastener is applied.
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 June 9, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 9, 2009.
- 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.