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Expired Canadian patentCanada

Replaceable high current draw out fuseholder

CA 1297933 C · Owner: Stunzi, Joseph M. · Inventors: Stunzi, Joseph M.; Sellers, James R.

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

53,465, ABSTRACT OF THE DISCLOSURE, A drawout fuseholder 10 is made containing two, electrically conductive contacts 11 and 12 and having an insulating tube 13 connected thereto and disposed therebetween, where the tube has a smooth, hard inner surface 15 and outer surface 16 of glass free cycloaliphatic epoxy resin and a central glass fiber member 14 impregnated with cycloaliphatic epoxy resin, where a metallic fuse element is connected to the contacts through the interior of the tube.

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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 March 24, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 24, 2009.
  • 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 12, 1988
GrantedMarch 24, 1992
Term endedMarch 24, 2009
Patent numberCA 1297933 C
Classification (IPC)H01H37/06 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedDec 12, 1988Patent grantedMarch 24, 1992Term endedMarch 24, 2009

Sources & verification

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