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Expired Canadian patentCanada

Motion control system with incremental data commands

CA 1094201 A · Owner: Superior Electric Company (The) · Inventors: Leenhouts, Albert C.

CIPO record

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

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Abstract From the Canadian patent

A system for accepting commands of the number of steps in a movement and for producing motion commands in a motion system that divides the movement into the number of steps in successive time intervals with the motion commands consisting of altering the number of steps between adjacent time intervals that are required to produce the movement.

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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 20, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 20, 1998.
  • 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 21, 1977
GrantedJanuary 20, 1981
Term endedJanuary 20, 1998
Patent numberCA 1094201 A
Classification (IPC)G05B19/14 +1 more

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedApril 21, 1977Patent grantedJan 20, 1981Term endedJan 20, 1998

Sources & verification

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