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Expired Canadian patentCanada

Apparatus for and method of compacting contents in and filling liquid into containers

CA 1075211 A · Owner: Standard Metal Products Co. · Inventors: Doering, Ernest L.; Sohn, Donald F.

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

Apparatus for packing articles in open top containers and concurrently filling the containers with liquid, having a supporting frame structure a rotary device, having a hollow vertical shaft rotatably journaled on said frame structure, liquid supply means communicating with the interior of the hollow shaft, means for supporting and transporting a series of the open top containers between a container infeed station and an adjacent container takeaway station, an array of vertically reciprocable plungers carried by said device for operation in the course of rotation of the device in alignment with predetermined container supporting positions on said container supporting and transporting means …

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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 April 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 8, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 8, 1980
Term endedApril 8, 1997
Patent numberCA 1075211 A
Classification (IPC)B65B25/02 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedApril 8, 1980Term endedApril 8, 1997

Sources & verification

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