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Expired Canadian patentCanada

Planking assembly and method of making same

CA 1205331 A · Owner: Vereinigte Metallwerke Ranshofen-Berndorf Ag. · Inventors: Koser, Jaroslav; Eder, Theodor

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 plank assembly for the formation of a ship's hull comprises interengaging hooks in only line contact with one another and enabling angular displacement of the two planks about an axis. The planks are also provided with arcuate flanges centered on this and bolted together and with attachment flanges enabling the planks to be secured to transverse ribs of the ship's hull.

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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 June 3, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 3, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 23, 1984
GrantedJune 3, 1986
Term endedJune 3, 2003
Patent numberCA 1205331 A
Classification (IPC)B63B5/08 +2 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedJan 23, 1984Patent grantedJune 3, 1986Term endedJune 3, 2003

Sources & verification

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