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Expired Canadian patentCanada

Flexible interlink for hydrophone array

CA 2236226 C · Owner: Debley, William P. · Inventors: Debley, William P.; Cherbettchian, Agop H.

CIPO record

Overview

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

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Abstract From the Canadian patent

A flexible interlink (10) for joining a first sensor of the type that includes a cylindrical mandrel for mounting a common optical fiber to a second sensor of a hydrophone that includes a cylindrical mandrel for mounting said fiber. The interlink includes an integral molded body of flexible material. Enlarged diameter ends (16 18) are joined to the , link by outwardly-tapered transition members. Resilient metal washers (20) are fixed to the ends for locking onto the sensor. The washer includes radial elements that abut corresponding radial elements of the end. The radial elements of the washer are outwardly inclined of , greater length than the corresponding radial elements of the end …

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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

  • Filed September 3, 1997 and granted December 16, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 3, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 3, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 3, 1997
GrantedDecember 16, 2003
Term endedSeptember 3, 2017
Patent numberCA 2236226 C
Classification (IPC)H04R1/44 +1 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedSep 3, 1997Patent grantedDec 16, 2003Term endedSep 3, 2017

Sources & verification

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