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Expired Canadian patentCanada

Trailer for lifting and transporting round bales of hay

CA 1081173 A · Owner: Binkley Company (The) · Inventors: Baxter, Bobby G.

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 trailer to be towed by a tractor or truck for picking up round bales of hay lying on their sides in the field, and for transporting the bales. The trailer has a frame generally of inverted U-shape a wheel at, each side of the frame at the bottom of the frame and rails carried by the sides of the frame adapted to lift and cradle round bales of hay, the spacing of the rails being variable for handling bales of different diameters the rails being adapted to pick up bales in the manner of a fork lift. In addition, the rails are adapted to be positioned generally horizontally, with the bales lifted off the ground for transporting the bales and to be lowered, for unloading the bales.

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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 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 1997.
  • 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—
GrantedJuly 8, 1980
Term endedJuly 8, 1997
Patent numberCA 1081173 A
Classification (IPC)A01D90/00 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJuly 8, 1980Term endedJuly 8, 1997

Sources & verification

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