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Expired Canadian patentCanada

Round bale

CA 1319923 C · Owner: Klockner-Humboldt-Deutz Ag · Inventors: Von Allworden, Wilhelm

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 round bale which is wound by an agricultural round baler and consists of stalk crops, at least the interior of the round bale consisting of stalk crops cut into small pieces in the longitudinal direction of the stalks and the round bale being provided with a cover which consists of baler twine wound crosswise around the bale and/or of a netting web wound therearound.

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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 6, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 6, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 10, 1989
GrantedJuly 6, 1993
Term endedJuly 6, 2010
Patent numberCA 1319923 C
Classification (IPC)B65D71/00 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedMay 10, 1989Patent grantedJuly 6, 1993Term endedJuly 6, 2010

Sources & verification

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