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Expired Canadian patentCanada

Apparatus for inserting pouring spouts into container tops

CA 1293891 C · Owner: Plaessmann, Frederick A. · Inventors: Plaessmann, Frederick A.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A machine for inserting pouring spouts in caps, provides for feeding the caps to an indexing work table through an inlet apparatus which coordinates the position of the caps with the position of the indexing table Mounting apparatus is provided to mount the caps on the indexing work table, which table moves the caps in a coordinated sequence to work positions where the pouring spouts are inserted in the caps. The indexing work table then moves the caps to an outlet position where ejecting apparatus removes the caps with the inserted spouts from the indexing work table, the pouring spouts on the caps are placed in the desired position and the, caps are properly oriented as the caps leave the …

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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 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 7, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 5, 1984
GrantedJanuary 7, 1992
Term endedJanuary 7, 2009
Patent numberCA 1293891 C
Classification (IPC)B21D51/42

Timeline

Timeline From CIPO dates

198519881991199419972000200320062009Application filedNov 5, 1984Patent grantedJan 7, 1992Term endedJan 7, 2009

Sources & verification

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