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Expired Canadian patentCanada

Card carrier in card reader

CA 1332468 C · Owner: Kabushiki Kaisha Nippon Conlux · Inventors: Tanaka, Masanori; Kojima, Susumu

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 card carrier comprises card conveyer means including pairs of rollers disposed at predtermined spacings along a card conveyer passageway such that the respective pairs of rollers hold both sides of a card therebetween; drive means including a single motor; power transmission means including a plurality of timing pulleys and a plurality of timing belts for transmitting the drive force of the motor to all the rollers; and power interrupting means including a clutch mechanism disposed between the power transmission means and the motor for transmitting the drive force of the motor to the power transmission means when the motor arrives at a predetermined rated rotational speed and a brake …

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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 October 11, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 11, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 21, 1989
GrantedOctober 11, 1994
Term endedOctober 11, 2011
Patent numberCA 1332468 C
Classification (IPC)H02M3/33 +2 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedJuly 21, 1989Patent grantedOct 11, 1994Term endedOct 11, 2011

Sources & verification

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