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Expired Canadian patentCanada

Cellular type robot apparatus

CA 1212164 A · Owner: Hitachi, Ltd. · Inventors: Ihara, Hirokazu; Mori, Kinji; Miyamoto, Shoji

CIPO record

Overview

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

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Abstract From the Canadian patent

Abstract:, A cellular type robot apparatus consists of a plurality of robot cells each having intelligence. Each cell controls its own operation on the basis of information exchange with adjacent cells The operations of the cells as a whole are coordinated, and each cell can be controlled without a need to change hardware or software, even when one or more of the cells are out of order or when the robot needs to be expanded. Each cell has arms corresponding to hands and feet and can control its own operation. As the cells are connected and combined through transmission routes so as to be able to exchange information, they can operate cooperatively as a group to perform a manipulative …

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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 September 30, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 30, 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.
FiledJune 21, 1984
GrantedSeptember 30, 1986
Term endedSeptember 30, 2003
Patent numberCA 1212164 A
Classification (IPC)B25J9/00 +2 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedJune 21, 1984Patent grantedSep 30, 1986Term endedSep 30, 2003

Sources & verification

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