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Expired Canadian patentCanada

Method and apparatus for binding a crop bale

CA 1067339 A · Owner: Hesston Corporation · Inventors: White, Allen A.

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

In a crop baler each compacted bale is progressively formed in the bale chamber and incrementally advanced therethrough by the successive packing of new charges of loose mawterial into the chamber against the trailing end of the partial bale. Yieldable resistance to movement of the bale through the chamber is normally provided by a previously formed and tied bale in order that the forming bale may be packed and densified in the proper way. Each bale is bound in its compacted condition by at least one complete loop of binding material each, loop consisting of a pair of separate strands from two separate sources of supply. The two strands of each loop are circumferential complements of one …

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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 December 4, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 4, 1996.
  • 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—
GrantedDecember 4, 1979
Term endedDecember 4, 1996
Patent numberCA 1067339 A
Classification (IPC)A01F15/14

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 4, 1979Term endedDec 4, 1996

Sources & verification

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