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Expired Canadian patentCanada

Print head

CA 1231582 A · Owner: Monarch Marking Systems, Inc. · Inventors: Okabe, Shinsuke

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

Abstract of the Disclosure There is disclosed a multi-line print head. In one embodiment, one line of the print head has a series of printing bands and another line has a printing member of generally U-shaped configuration. The printing bands and the printing members have printing characters disposed in a common printing plane or print surface and the printing characteristics of the printing bands and the printing member are substantially the same. The print head has two or more supports on which the printing bands and the printing member are supported. The print head also has a pair of side plates which straddle the supports, the printing bands and the printing member. The printing member …

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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 19, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 19, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 13, 1984
GrantedJanuary 19, 1988
Term endedJanuary 19, 2005
Patent numberCA 1231582 A
Classification (IPC)B41J1/60 +1 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedMarch 13, 1984Patent grantedJan 19, 1988Term endedJan 19, 2005

Sources & verification

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