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Expired Canadian patentCanada

Process and apparatus for producing blanks for packs

CA 1259841 A · Owner: Focke & Co. (G.M.B.H. & Co.) · Inventors: Focke, Jurgen; Focke, Heinz

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Abstract From the Canadian patent

Applicant:, Focke & Co. (GmbH & Co.), Siemenstrasse 10 2810 Verden, Our ref: FOC-255, Process and apparatus for producing blanks for packs Abstract, (In conjunction with Figure 2) Blanks (10) for producing folding boxes etc. are, severed from an advancing sheet (11) conveyed continuously specifically by means of part severing cuts (cutting lines 33, 34) supplementing one another and made in successive work cycles. The blanks (10) are severed from the sheet (11), with the exception of residual connections (35) and, are separated completely from the sheet (11) by means of tearing as a result of a higher speed.

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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 September 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
  • 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 23, 1985
GrantedSeptember 26, 1989
Term endedSeptember 26, 2006
Patent numberCA 1259841 A
Classification (IPC)B31B50/22 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedDec 23, 1985Patent grantedSep 26, 1989Term endedSep 26, 2006

Sources & verification

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