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Expired Canadian patentCanada

Buckle assembly

CA 1315958 C · Owner: Kasai, Kazumi · Inventors: Kasai, Kazumi

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A buckle assembly composed of three components i.e. a, socket, a main plug and an auxiliary plug for releasably connecting three straps or belts. The socket includes a cantilevered resilient locking arm interlockingly engageable with a resilient locking tongue of the main plug when the locking tongue is received in a guide chamber in the socket to thereby couple the socket and the main plug. The auxiliary plug is slidably mounted on the main plug and having two resilient, inwardly deformable locking legs snappingly engageable with respective retaining projections of the socket when the locking legs are received in the guide chamber. The auxiliary plug further includes a resilient releasing …

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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 April 13, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 13, 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.
FiledDecember 23, 1988
GrantedApril 13, 1993
Term endedApril 13, 2010
Patent numberCA 1315958 C
Classification (IPC)A44B11/25 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedDec 23, 1988Patent grantedApril 13, 1993Term endedApril 13, 2010

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.