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Expired Canadian patentCanada

Vacuum cleaner having an integral tool holder

CA 1300830 C · Owner: Trc Acquisition Corporation · Inventors: Romeo, Robert; Chieda, Robert A.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract, An upright vacuum cleaner which is convertible for floor cleaning and above the floor cleaning has a, housing mounted on a floor nozzle in which a vacuum is drawn. A hose extending from the housing is insertable into a conduit which leads into the floor nozzle for floor cleaning. The hose also receives tools for above the floor cleaning. These tools are removably held in a tool holder on the rear wall of the housing with recesses and lands in the wall which is flexible. The recess at one end of the wall is defined by a member which overlaps the wall to define a lip. A nozzle for above the floor cleaning snaps over the lip and is held in the compartment between the wall and the end …

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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 May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 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.
FiledAugust 4, 1988
GrantedMay 19, 1992
Term endedMay 19, 2009
Patent numberCA 1300830 C
Classification (IPC)A47L5/28 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedAug 4, 1988Patent grantedMay 19, 1992Term endedMay 19, 2009

Sources & verification

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