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Expired Canadian patentCanada

Cassette tape recording and/or reproducing apparatus

CA 1188416 A · Owner: Sony Corporation · Inventors: Ida, Mitsuru

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 cassette tape recording and/or reproducing apparatus has a rectangular chassis on which a cassette holder is pivotally mounted for angular movement relative to the chassis about an axis extending along one long side of the chassis between an inclined cassette receiving position and an operative position in which a cassette in the holder is loaded flat against the chassis a pivot, on the cassette holder defines a pivot axis which is adjacent, and at right angles to the axis of movement of the holder, and a head base is mounted on the pivot for movement relative to the cassette holder between a rest position, in which a magnetic head mounted on the base extends a relatively small distance …

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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 June 4, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 4, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 23, 1981
GrantedJune 4, 1985
Term endedJune 4, 2002
Patent numberCA 1188416 A
Classification (IPC)G11B15/02 +2 more

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedDec 23, 1981Patent grantedJune 4, 1985Term endedJune 4, 2002

Sources & verification

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