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Expired Canadian patentCanada

Cigarette making machine

CA 1105343 A · Owner: Marcil, Raymond · Inventors: Marcil, Raymond

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 cigarette making machine is disclosed. The machine comprises a housing, a tobacco chamber located in the housing an, opening in the housing for introducing a batch of tobacco in such chamber, a press plate movable in the chamber for compressing the batch of tobacco into a substantially cylindrical body a cam plate pivotally, mounted on the housing and engaging the press plate an actuating member, connected to such cam plate for operating the cam plate a tube supporting, means aligned and communicating with the chamber a plunger slidably, mounted in the housing and extending through the chamber and link means, interconnecting the plunger to the actuating member and operated by the cam …

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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 21, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 21, 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.
FiledDecember 4, 1978
GrantedJuly 21, 1981
Term endedJuly 21, 1998
Patent numberCA 1105343 A
Classification (IPC)A24C5/42

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedDec 4, 1978Patent grantedJuly 21, 1981Term endedJuly 21, 1998

Sources & verification

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