Patent Yard Sign in
Expired Canadian patentCanada

Apparatus for transporting a tire from a loading station to an unloading station

CA 1137743 A · Owner: Rockcor, Inc. · Inventors: Congdon, Jon M.; Tacke, Kenneth L.; Galbraith, Lyle D.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

An apparatus for transporting a tire from a loading station to an unloading station while simultaneously rotating the tire abouts its axis is disclosed. The apparatus comprises means for carrying a plurality of tires in side-to-side adjacency with their axes essentially coaxial from the loading station to the unloading station, and means is also provided for simultaneously rotating the tires about their axes.

Read the whole patent

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 21, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 1999.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 16, 1981
GrantedDecember 21, 1982
Term endedDecember 21, 1999
Patent numberCA 1137743 A
Classification (IPC)B29C45/17 +1 more

Timeline

Timeline From CIPO dates

198219841986198819901992199419961998Application filedApril 16, 1981Patent grantedDec 21, 1982Term endedDec 21, 1999

Sources & verification

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