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Expired Canadian patentCanada

Resilient load supporting and motion accommodating mounting apparatus

CA 1293741 C · Owner: Caterpillar, Inc. · Inventors: Durand, James Carl

CIPO record

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

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Abstract From the Canadian patent

13-, Abstract of the Disclosure, Resilient Load Supporting and Motion Accommodating Mounting Apparatus, Resilient mounting apparatuses are useful for isolating the engine generated vibrations and noise from the frame. The mushroom style resilient mounting apparatuses are generally over designed and add to the cost without any additional benefits. The subject resilient mounting apparatus includes a rebound pad designed to provide high fatigue capacity yet low initial stiffness in a small space and to permit the use of simple manufacturing processes to make it. The primary support includes a skirt which cooperates with the rebound pad to keep foreign material from migrating into an annular …

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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 31, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 31, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 26, 1988
GrantedDecember 31, 1991
Term endedDecember 31, 2008
Patent numberCA 1293741 C
Classification (IPC)F16F3/08 +2 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMay 26, 1988Patent grantedDec 31, 1991Term endedDec 31, 2008

Sources & verification

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