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Expired Canadian patentCanada

Cartridge load mechanism

CA 1208357 A · Owner: Magnetic Peripherals Inc. · Inventors: Elsing, John W.; Knopp, Steven D.; Gorham, Gene F.

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 mechanism for receiving holding, and loading, under force, a, disk drive cartridge onto a drive spindle is disclosed. The mechanism has an U-shaped casing, a transverse yoke, and a centrally mounted nub for applying downward pressure on the cartridge. A lever actuated by motion, of the drive's door moves the casing/yoke combination in the vertical direction.

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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 July 22, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 22, 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.
FiledSeptember 28, 1983
GrantedJuly 22, 1986
Term endedJuly 22, 2003
Patent numberCA 1208357 A
Classification (IPC)G11B25/04 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedSep 28, 1983Patent grantedJuly 22, 1986Term endedJuly 22, 2003

Sources & verification

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