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Expired Canadian patentCanada

Engine with side wall mounted vibration isolated manifold

CA 1207202 A · Owner: General Motors Corporation · Inventors: Malik, Nasir M.; Yarkosky, Carl A.; Wallace, Richard B.

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

Abstract of the Disclosure, An internal combustion engine having side wall opening intake or exhaust ports is provided with a manifold carried along the side wall by a resilient vibration isolating mounting. Substantial separation of the supporting and sealing functions of the manifold is provided by use of separate resilient support and sealing isolator means, the support means acting between horizontal support surfaces spaced at a substantial distance from the vertical sealing surfaces of the manifold passages and ports between which the sealing means act.

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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 July 8, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 23, 1983
GrantedJuly 8, 1986
Term endedJuly 8, 2003
Patent numberCA 1207202 A
Classification (IPC)F02F1/42 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedAug 23, 1983Patent grantedJuly 8, 1986Term endedJuly 8, 2003

Sources & verification

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