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Expired Canadian patentCanada

Water spraying nozzle

CA 1295628 C · Owner: Takagi, Toshio · Inventors: Takagi, Toshio

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 water spraying nozzle of the present invention is constructed of a relatively small number of parts which can be easily assembled to produce the water spraying nozzle at a low cost, which nozzle is easy in handling to enable even an awkward woman user to smoothly operate it without any special training. In the water spraying nozzle of the present invention an outer and, an intermediate sleeves employed in the conventional water spraying nozzle are replaced with a novel controlling sleeve comprising an inner and an outer sleeve portions enabling the user to operate the water spraying nozzle in a very simple manner.

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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 February 11, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 11, 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.
FiledJune 3, 1987
GrantedFebruary 11, 1992
Term endedFebruary 11, 2009
Patent numberCA 1295628 C
Classification (IPC)B05B1/16

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 3, 1987Patent grantedFeb 11, 1992Term endedFeb 11, 2009

Sources & verification

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