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Expired Canadian patentCanada

Front loading cleaning machine

CA 1291650 C · Owner: Keith, John R. · Inventors: Keith, John R.

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 front loading cleaning machine may be operated in a normal manner by opening the front door and loading clothes to be washed. When servicing is required, the entire unit may be tipped forwardly about 90 degrees so that the front door is next to the floor. This makes the rear of the machine unit uppermost and exposes the drive mechanism mounted thereon. The drive mechanism may then be readily serviced because the mechanically moving parts are exposed on the upper portion of this machine unit. After servicing, the machine may readily be tipped back to its upright position, ready for normal operation. The foregoing abstract is merely a resume of one general application, is not a complete …

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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 November 5, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 5, 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.
FiledApril 12, 1989
GrantedNovember 5, 1991
Term endedNovember 5, 2008
Patent numberCA 1291650 C
Classification (IPC)D06F23/02 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedApril 12, 1989Patent grantedNov 5, 1991Term endedNov 5, 2008

Sources & verification

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