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Expired Canadian patentCanada

Portable water source

CA 1113889 A · Owner: Harsch, Gustav · Inventors: Harsch, Gustav

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 plastic waterproof container for storing water has a top hole formed through the top and a bottom hole formed through the bottom. A combination cap and spout device 16 affixed to the top of the container and covers the top hole for selectively pouring water out of the container when it is used in the manner of a bucket. A handle extends from the top of the container to support the container from an overhead supporting member when it is used as a water source. A spigot device is affixed to the bottom of the container and covers the bottom hole for selectively pouring water out Or the container at a desired rate of flow when the container is used as a water source. A volume control device …

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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 December 8, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 8, 1998.
  • 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 23, 1977
GrantedDecember 8, 1981
Term endedDecember 8, 1998
Patent numberCA 1113889 A
Classification (IPC)B67D7/06 +1 more

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedNov 23, 1977Patent grantedDec 8, 1981Term endedDec 8, 1998

Sources & verification

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