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Expired Canadian patentCanada

Carriage and apparatus for transporting articles

CA 1306434 C · Owner: Cowlin, Simon · Inventors: Cowlin, Simon

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

Apparatus for transporting articles (32) comprises a plurality of spaced, substantially parallel axles (4) coupled for movement by an endless chain drive. Each axle (4) extends substantially transversely to the direction of movement and has a number of carriages (2) coupled thereto. The carriages (2) are spaced along, and pivotably mounted on the respective axle (4). Each carriage (2) has a skid member (10) supporting two pairs of wheels the, first pair of wheels being carried by the respective axle (4). The articles are supported on the wheels (6,8) as the carriages are pulled along on their skid members (10) over an appropriate support. If it is required to inspect the articles, the …

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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 August 18, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 18, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 29, 1988
GrantedAugust 18, 1992
Term endedAugust 18, 2009
Patent numberCA 1306434 C
Classification (IPC)B65G17/32 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 29, 1988Patent grantedAug 18, 1992Term endedAug 18, 2009

Sources & verification

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