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Expired Canadian patentCanada

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CA 1316767 C · Owner: Breed Automotive Corporation · Inventors: Breed, David S.

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 miniature device for indicating if an airbag inflator for a vehicle was set off in an accident. The device records the movement of a ball in an enclosed tube. The record is made when the tube is collapsed around the ball in response to pressure or heat from the activated primer.

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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 27, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 27, 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.
FiledNovember 25, 1987
GrantedApril 27, 1993
Term endedApril 27, 2010
Patent numberCA 1316767 C
Classification (IPC)B60R21/16 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedNov 25, 1987Patent grantedApril 27, 1993Term endedApril 27, 2010

Sources & verification

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