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Expired Canadian patentCanada

Tactical routing system and method

CA 1253965 A · Owner: British Aerospace Plc · Inventors: Murray, Declan G.; Powell, John H.

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

Tactival routing apparatus e.g. for an aircraft comprises stores for storing data representing the geographical domain through which the aircraft is to pass and data representing the location and type of a plurality of threats (e.g. gun or missile sites) and a processor for, determining and displaying on a V.D.U. the optimal route connecting two points and the probability of successfully completing the route.

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.

Why it's free to use

  • Granted May 9, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 9, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 27, 1986
GrantedMay 9, 1989
Term endedMay 9, 2006
Patent numberCA 1253965 A
Classification (IPC)G06F17/50 +1 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedMarch 27, 1986Patent grantedMay 9, 1989Term endedMay 9, 2006

Sources & verification

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