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Expired Canadian patentCanada

Stern drive unit

CA 1333352 C · Owner: Sullivan, Donald K. · Inventors: Kantola, James C.; Mondek, Martin J.; Sullivan, Donald K.

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 stern drive unit comprising a gimbal ring adapted to be mounted on the transom of a boat for pivotal movement relative thereto about a generally vertical steering axis, the gimbal ring including a rearward surface, and a lateral support portion extending rearwardly from the rearward surface, and a housing mounted on the gimbal ring for pivotal movement relative thereto about a generally horizontal tilt axis, the housing including a forward surface, and a lateral support portion extending forwardly from the forward surface and adjacent the gimbal ring lateral support portion.

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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 December 6, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 6, 2011.
  • 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 15, 1989
GrantedDecember 6, 1994
Term endedDecember 6, 2011
Patent numberCA 1333352 C
Classification (IPC)B63H20/22 +1 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedSep 15, 1989Patent grantedDec 6, 1994Term endedDec 6, 2011

Sources & verification

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