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Expired Canadian patentCanada

Carburetor

CA 1092913 A · Owner: Johnson, Karl M. · Inventors: Phillips, Oliver V.

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

CARBURETOR, Abstract of the Invention, A carburetor for internal combustion engines having a stationary metering element and a rotor assembly which is movable and rotatable with respect to the metering element to control the fuel-air mixture and to thoroughly admix the fuel and air before its passage to the engine.

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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 January 6, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 6, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 16, 1978
GrantedJanuary 6, 1981
Term endedJanuary 6, 1998
Patent numberCA 1092913 A
Classification (IPC)F02M7/18

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedFeb 16, 1978Patent grantedJan 6, 1981Term endedJan 6, 1998

Sources & verification

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