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Expired Canadian patentCanada

Nestable paint roller tray with multiple features

CA 1297446 C · Owner: Clouser, Leon C. · Inventors: Clouser, Leon C.; Park, Insoon; O'Neil, Robert

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 tray for coating fluids and paints for use with a roller comprising a deep well section, a gradually-sloped section a, brush rest section, tray legs extending downward along a slanted vertical line, horizontal extensions at the bottom of said tray legs, substantially vertical walls terminating in a wall lip at a uniform height, said tray being characterized by an underside which is generally complementary to the configuration of the top side , said tray being stabilized by a plurality of ribs extending generally longitudinally of said tray beneath the brush rest section, whereby a plurality of said trays may be nested within each other when not in use and, being further characterized by …

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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 17, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 17, 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.
FiledNovember 29, 1988
GrantedMarch 17, 1992
Term endedMarch 17, 2009
Patent numberCA 1297446 C
Classification (IPC)B65D21/00 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 29, 1988Patent grantedMarch 17, 1992Term endedMarch 17, 2009

Sources & verification

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