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Expired Canadian patentCanada

Baffle means for forage harvesters

CA 1233730 A · Owner: New Holland Inc. · Inventors: Martenas, Wayne B.; Fagnani, Matthew V. Jr.

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

In a forage harvester having a cutterhead and an auger to move crop material away from the cutterhead baffle means are, provided to prevent material from being thrown from the auger toward the cutterhead. The baffle means is located above the auger and behind the cutterhead in order to deflect material downwardly toward the auger.

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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 March 8, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 8, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 30, 1984
GrantedMarch 8, 1988
Term endedMarch 8, 2005
Patent numberCA 1233730 A
Classification (IPC)A01F29/00 +1 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedAug 30, 1984Patent grantedMarch 8, 1988Term endedMarch 8, 2005

Sources & verification

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