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Expired Canadian patentCanada

One piece razor blade holder

CA 1288235 C · Owner: Iten, Clemens A. · Inventors: Iten, Clemens A.

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 one piece blade holder having a handle portion for serving as a hand grip when the holder is used as a razor blade scraping tool. A plurality of opposed, interdigitated finger members extend from the handle portion and operate to hold a blade having a cutting edge in either a cutting edge exposed or cutting edge protected position. A pivoted locking member is provided for engaging the blade in either of said positions the locking, member has means for releasably engaging the blade and is pivotable between a rest position in which the blade is engaged with a locking pin and a pivoted position in which the blade is released from engagement with the locking pin.

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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 September 3, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 3, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 4, 1987
GrantedSeptember 3, 1991
Term endedSeptember 3, 2008
Patent numberCA 1288235 C
Classification (IPC)A47L13/08 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedFeb 4, 1987Patent grantedSep 3, 1991Term endedSep 3, 2008

Sources & verification

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