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Expired Canadian patentCanada

Cutting unit

CA 1316339 C · Owner: N.V. Philips Gloeilampenfabrieken · Inventors: Meijer, Albert J.

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

Cutting unit. The invention relates to a cutting unit for cutting hair, for example, as used in a shaver comprising a first, and a second cutting member each having teeth and at least, one of the cutting members can be driven so as to perform a reciprocating movement with respect to the other cutting member, the second cutting member being present between the first cutting member and a locking member. The first cutting member and the locking member are connected together by means of spacers.

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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 April 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 2010.
  • 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 1, 1988
GrantedApril 20, 1993
Term endedApril 20, 2010
Patent numberCA 1316339 C
Classification (IPC)B26B19/06

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMarch 1, 1988Patent grantedApril 20, 1993Term endedApril 20, 2010

Sources & verification

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