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Expired Canadian patentCanada

Endless band conveyors

CA 1069074 A · Owner: U.M.E.C.-Boydell (Belting) Limited · Inventors: Harvey, George A.

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

The load-bearing components of an endless conveyor band are of composite construction each component comprising two or more moulded plastics modules assembled together. The modules may be attached together by releasable connections. Where there are three or more modules comprising two end modules and one or more intermediate modules connected between the end modules, the or each intermediate module may be removable for varying the length of the load-bearing component.

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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 January 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 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—
GrantedJanuary 1, 1980
Term endedJanuary 1, 1997
Patent numberCA 1069074 A
Classification (IPC)B65G17/12 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 1, 1980Term endedJan 1, 1997

Sources & verification

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