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Expired Canadian patentCanada

Mould arrangement for a glass forming machine

CA 1196194 A · Owner: Emhart Glass Machinery Investments Inc. · Inventors: Fenton, Frank A.; Gennard, Derek; Jones, Stanley P.

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Abstract From the Canadian patent

17. Abstract, Mould arrangement for a glass forming machine, In the mould arrangement, an electrical temperature sensing device (TC1, TC2, TC3) is mounted on a mould portion (30; 70) and sends signals to control means of the arrangement. The control means is operable to read the signal from the sensing device (TC1 TC2, TC3), at a particular point in the cycle of operation of the machine, selected to occur when the mould portion (30; 70) is stationary, and to control a portion of the operation of the machine, e.g. the operation of the mould cooling means thereof, in accordance with a value of the signal.

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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 November 5, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 5, 2002.
  • 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 25, 1982
GrantedNovember 5, 1985
Term endedNovember 5, 2002
Patent numberCA 1196194 A
Classification (IPC)C03B9/38 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedFeb 25, 1982Patent grantedNov 5, 1985Term endedNov 5, 2002

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